Home / 39,614.27-54,669.20-22,621.28

Finding the Fourth Proportional to 39,614.27, 54,669.20 and 22,621.28

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Solution

The fourth proportional to 39,614.27, 54,669.20 and 22,621.28 is: 31,218.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,614.27 : 54,669.20 = 22,621.28 : x
  2. Step 2: Convert to fraction form
    39,614.27/54,669.20 = 22,621.28/x
  3. Step 3: Cross multiply
    39,614.27x = 54,669.20 × 22,621.28
  4. Step 4: Simplify right side
    39,614.27x = 1,236,687,280.58
  5. Step 5: Solve for x
    x = 1,236,687,280.58/39,614.27
  6. Step 6: Final answer
    x = 31,218.23

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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.