Home / 37,557.72-51,829.40-20,561.63

Finding the Fourth Proportional to 37,557.72, 51,829.40 and 20,561.63

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Solution

The fourth proportional to 37,557.72, 51,829.40 and 20,561.63 is: 28,374.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,557.72 : 51,829.40 = 20,561.63 : x
  2. Step 2: Convert to fraction form
    37,557.72/51,829.40 = 20,561.63/x
  3. Step 3: Cross multiply
    37,557.72x = 51,829.40 × 20,561.63
  4. Step 4: Simplify right side
    37,557.72x = 1,065,696,738.18
  5. Step 5: Solve for x
    x = 1,065,696,738.18/37,557.72
  6. Step 6: Final answer
    x = 28,374.91

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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.