Home / 28,695.57-39,588.51-16,593.81

Finding the Fourth Proportional to 28,695.57, 39,588.51 and 16,593.81

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Solution

The fourth proportional to 28,695.57, 39,588.51 and 16,593.81 is: 22,892.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.57 : 39,588.51 = 16,593.81 : x
  2. Step 2: Convert to fraction form
    28,695.57/39,588.51 = 16,593.81/x
  3. Step 3: Cross multiply
    28,695.57x = 39,588.51 × 16,593.81
  4. Step 4: Simplify right side
    28,695.57x = 656,924,320.91
  5. Step 5: Solve for x
    x = 656,924,320.91/28,695.57
  6. Step 6: Final answer
    x = 22,892.88

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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.