Home / 22,681.60-31,292-16,727.44

Finding the Fourth Proportional to 22,681.60, 31,292 and 16,727.44

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Solution

The fourth proportional to 22,681.60, 31,292 and 16,727.44 is: 23,077.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,681.60 : 31,292 = 16,727.44 : x
  2. Step 2: Convert to fraction form
    22,681.60/31,292 = 16,727.44/x
  3. Step 3: Cross multiply
    22,681.60x = 31,292 × 16,727.44
  4. Step 4: Simplify right side
    22,681.60x = 523,435,052.48
  5. Step 5: Solve for x
    x = 523,435,052.48/22,681.60
  6. Step 6: Final answer
    x = 23,077.52

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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.