Home / 37,398.62-51,606.51-20,630.54

Finding the Fourth Proportional to 37,398.62, 51,606.51 and 20,630.54

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Solution

The fourth proportional to 37,398.62, 51,606.51 and 20,630.54 is: 28,468.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,398.62 : 51,606.51 = 20,630.54 : x
  2. Step 2: Convert to fraction form
    37,398.62/51,606.51 = 20,630.54/x
  3. Step 3: Cross multiply
    37,398.62x = 51,606.51 × 20,630.54
  4. Step 4: Simplify right side
    37,398.62x = 1,064,670,168.82
  5. Step 5: Solve for x
    x = 1,064,670,168.82/37,398.62
  6. Step 6: Final answer
    x = 28,468.17

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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.