Home / 10,693.30-16,056.15-8,230.90

Finding the Fourth Proportional to 10,693.30, 16,056.15 and 8,230.90

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Solution

The fourth proportional to 10,693.30, 16,056.15 and 8,230.90 is: 12,358.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693.30 : 16,056.15 = 8,230.90 : x
  2. Step 2: Convert to fraction form
    10,693.30/16,056.15 = 8,230.90/x
  3. Step 3: Cross multiply
    10,693.30x = 16,056.15 × 8,230.90
  4. Step 4: Simplify right side
    10,693.30x = 132,156,565.04
  5. Step 5: Solve for x
    x = 132,156,565.04/10,693.30
  6. Step 6: Final answer
    x = 12,358.82

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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.