Home / 16,013.98-22,098.19-9,639.33

Finding the Fourth Proportional to 16,013.98, 22,098.19 and 9,639.33

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Solution

The fourth proportional to 16,013.98, 22,098.19 and 9,639.33 is: 13,301.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,013.98 : 22,098.19 = 9,639.33 : x
  2. Step 2: Convert to fraction form
    16,013.98/22,098.19 = 9,639.33/x
  3. Step 3: Cross multiply
    16,013.98x = 22,098.19 × 9,639.33
  4. Step 4: Simplify right side
    16,013.98x = 213,011,746.18
  5. Step 5: Solve for x
    x = 213,011,746.18/16,013.98
  6. Step 6: Final answer
    x = 13,301.61

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Half scale
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Double scale
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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.