Home / 37,450.25-51,681.45-20,454.63

Finding the Fourth Proportional to 37,450.25, 51,681.45 and 20,454.63

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Solution

The fourth proportional to 37,450.25, 51,681.45 and 20,454.63 is: 28,227.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,450.25 : 51,681.45 = 20,454.63 : x
  2. Step 2: Convert to fraction form
    37,450.25/51,681.45 = 20,454.63/x
  3. Step 3: Cross multiply
    37,450.25x = 51,681.45 × 20,454.63
  4. Step 4: Simplify right side
    37,450.25x = 1,057,124,937.61
  5. Step 5: Solve for x
    x = 1,057,124,937.61/37,450.25
  6. Step 6: Final answer
    x = 28,227.45

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Half scale
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Double scale
Find fourth proportional to 37,451.25, 51,682.83 and 20,455.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.