Home / 16,092.20-24,138.30-9,871.40

Finding the Fourth Proportional to 16,092.20, 24,138.30 and 9,871.40

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Solution

The fourth proportional to 16,092.20, 24,138.30 and 9,871.40 is: 14,807.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,092.20 : 24,138.30 = 9,871.40 : x
  2. Step 2: Convert to fraction form
    16,092.20/24,138.30 = 9,871.40/x
  3. Step 3: Cross multiply
    16,092.20x = 24,138.30 × 9,871.40
  4. Step 4: Simplify right side
    16,092.20x = 238,278,814.62
  5. Step 5: Solve for x
    x = 238,278,814.62/16,092.20
  6. Step 6: Final answer
    x = 14,807.10

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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.