Home / 15,118.29-22,677.48-5,257.62

Finding the Fourth Proportional to 15,118.29, 22,677.48 and 5,257.62

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Solution

The fourth proportional to 15,118.29, 22,677.48 and 5,257.62 is: 7,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.29 : 22,677.48 = 5,257.62 : x
  2. Step 2: Convert to fraction form
    15,118.29/22,677.48 = 5,257.62/x
  3. Step 3: Cross multiply
    15,118.29x = 22,677.48 × 5,257.62
  4. Step 4: Simplify right side
    15,118.29x = 119,229,572.40
  5. Step 5: Solve for x
    x = 119,229,572.40/15,118.29
  6. Step 6: Final answer
    x = 7,886.45

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.