Home / 23,776.40-35,672.56-8,989.52

Finding the Fourth Proportional to 23,776.40, 35,672.56 and 8,989.52

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Solution

The fourth proportional to 23,776.40, 35,672.56 and 8,989.52 is: 13,487.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.40 : 35,672.56 = 8,989.52 : x
  2. Step 2: Convert to fraction form
    23,776.40/35,672.56 = 8,989.52/x
  3. Step 3: Cross multiply
    23,776.40x = 35,672.56 × 8,989.52
  4. Step 4: Simplify right side
    23,776.40x = 320,679,191.57
  5. Step 5: Solve for x
    x = 320,679,191.57/23,776.40
  6. Step 6: Final answer
    x = 13,487.29

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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.