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Finding the Fourth Proportional to 15,598.52, 21,527.36 and 8,882.68

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Solution

The fourth proportional to 15,598.52, 21,527.36 and 8,882.68 is: 12,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,598.52 : 21,527.36 = 8,882.68 : x
  2. Step 2: Convert to fraction form
    15,598.52/21,527.36 = 8,882.68/x
  3. Step 3: Cross multiply
    15,598.52x = 21,527.36 × 8,882.68
  4. Step 4: Simplify right side
    15,598.52x = 191,220,650.12
  5. Step 5: Solve for x
    x = 191,220,650.12/15,598.52
  6. Step 6: Final answer
    x = 12,258.90

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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.