Home / 15,545.28-23,316.30-4,451.28

Finding the Fourth Proportional to 15,545.28, 23,316.30 and 4,451.28

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Solution

The fourth proportional to 15,545.28, 23,316.30 and 4,451.28 is: 6,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.28 : 23,316.30 = 4,451.28 : x
  2. Step 2: Convert to fraction form
    15,545.28/23,316.30 = 4,451.28/x
  3. Step 3: Cross multiply
    15,545.28x = 23,316.30 × 4,451.28
  4. Step 4: Simplify right side
    15,545.28x = 103,787,379.86
  5. Step 5: Solve for x
    x = 103,787,379.86/15,545.28
  6. Step 6: Final answer
    x = 6,676.46

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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.