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Finding the Fourth Proportional to 16,531.04, 22,810.04 and 9,456.32

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Solution

The fourth proportional to 16,531.04, 22,810.04 and 9,456.32 is: 13,048.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.04 : 22,810.04 = 9,456.32 : x
  2. Step 2: Convert to fraction form
    16,531.04/22,810.04 = 9,456.32/x
  3. Step 3: Cross multiply
    16,531.04x = 22,810.04 × 9,456.32
  4. Step 4: Simplify right side
    16,531.04x = 215,699,037.45
  5. Step 5: Solve for x
    x = 215,699,037.45/16,531.04
  6. Step 6: Final answer
    x = 13,048.12

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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.