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Finding the Fourth Proportional to 10,610.62, 14,632.05 and 9,015.52

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Solution

The fourth proportional to 10,610.62, 14,632.05 and 9,015.52 is: 12,432.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,610.62 : 14,632.05 = 9,015.52 : x
  2. Step 2: Convert to fraction form
    10,610.62/14,632.05 = 9,015.52/x
  3. Step 3: Cross multiply
    10,610.62x = 14,632.05 × 9,015.52
  4. Step 4: Simplify right side
    10,610.62x = 131,915,539.42
  5. Step 5: Solve for x
    x = 131,915,539.42/10,610.62
  6. Step 6: Final answer
    x = 12,432.41

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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.