Home / 16,217.48-22,369.02-9,932.96

Finding the Fourth Proportional to 16,217.48, 22,369.02 and 9,932.96

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Solution

The fourth proportional to 16,217.48, 22,369.02 and 9,932.96 is: 13,700.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.48 : 22,369.02 = 9,932.96 : x
  2. Step 2: Convert to fraction form
    16,217.48/22,369.02 = 9,932.96/x
  3. Step 3: Cross multiply
    16,217.48x = 22,369.02 × 9,932.96
  4. Step 4: Simplify right side
    16,217.48x = 222,190,580.90
  5. Step 5: Solve for x
    x = 222,190,580.90/16,217.48
  6. Step 6: Final answer
    x = 13,700.68

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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.