Home / 22,626.08-31,224.16-12,554.56

Finding the Fourth Proportional to 22,626.08, 31,224.16 and 12,554.56

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Solution

The fourth proportional to 22,626.08, 31,224.16 and 12,554.56 is: 17,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,626.08 : 31,224.16 = 12,554.56 : x
  2. Step 2: Convert to fraction form
    22,626.08/31,224.16 = 12,554.56/x
  3. Step 3: Cross multiply
    22,626.08x = 31,224.16 × 12,554.56
  4. Step 4: Simplify right side
    22,626.08x = 392,005,590.17
  5. Step 5: Solve for x
    x = 392,005,590.17/22,626.08
  6. Step 6: Final answer
    x = 17,325.39

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Half scale
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Double scale
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Similar ratio
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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.