Home / 15,476.20-23,211.60-5,610.40

Finding the Fourth Proportional to 15,476.20, 23,211.60 and 5,610.40

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Solution

The fourth proportional to 15,476.20, 23,211.60 and 5,610.40 is: 8,414.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.20 : 23,211.60 = 5,610.40 : x
  2. Step 2: Convert to fraction form
    15,476.20/23,211.60 = 5,610.40/x
  3. Step 3: Cross multiply
    15,476.20x = 23,211.60 × 5,610.40
  4. Step 4: Simplify right side
    15,476.20x = 130,226,360.64
  5. Step 5: Solve for x
    x = 130,226,360.64/15,476.20
  6. Step 6: Final answer
    x = 8,414.62

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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.