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Finding the Fourth Proportional to 16,288.60, 24,432.90 and 16,000.60

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Solution

The fourth proportional to 16,288.60, 24,432.90 and 16,000.60 is: 24,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,288.60 : 24,432.90 = 16,000.60 : x
  2. Step 2: Convert to fraction form
    16,288.60/24,432.90 = 16,000.60/x
  3. Step 3: Cross multiply
    16,288.60x = 24,432.90 × 16,000.60
  4. Step 4: Simplify right side
    16,288.60x = 390,941,059.74
  5. Step 5: Solve for x
    x = 390,941,059.74/16,288.60
  6. Step 6: Final answer
    x = 24,000.90

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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.