Home / 39,726.42-54,807.18-22,727.22

Finding the Fourth Proportional to 39,726.42, 54,807.18 and 22,727.22

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Solution

The fourth proportional to 39,726.42, 54,807.18 and 22,727.22 is: 31,354.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,726.42 : 54,807.18 = 22,727.22 : x
  2. Step 2: Convert to fraction form
    39,726.42/54,807.18 = 22,727.22/x
  3. Step 3: Cross multiply
    39,726.42x = 54,807.18 × 22,727.22
  4. Step 4: Simplify right side
    39,726.42x = 1,245,614,837.44
  5. Step 5: Solve for x
    x = 1,245,614,837.44/39,726.42
  6. Step 6: Final answer
    x = 31,354.82

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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.