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Finding the Fourth Proportional to 16,349.28, 22,562 and 9,277.12

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Solution

The fourth proportional to 16,349.28, 22,562 and 9,277.12 is: 12,802.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,349.28 : 22,562 = 9,277.12 : x
  2. Step 2: Convert to fraction form
    16,349.28/22,562 = 9,277.12/x
  3. Step 3: Cross multiply
    16,349.28x = 22,562 × 9,277.12
  4. Step 4: Simplify right side
    16,349.28x = 209,310,381.44
  5. Step 5: Solve for x
    x = 209,310,381.44/16,349.28
  6. Step 6: Final answer
    x = 12,802.42

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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.