Home / 15,909.66-23,844.90-6,543.84

Finding the Fourth Proportional to 15,909.66, 23,844.90 and 6,543.84

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Solution

The fourth proportional to 15,909.66, 23,844.90 and 6,543.84 is: 9,807.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909.66 : 23,844.90 = 6,543.84 : x
  2. Step 2: Convert to fraction form
    15,909.66/23,844.90 = 6,543.84/x
  3. Step 3: Cross multiply
    15,909.66x = 23,844.90 × 6,543.84
  4. Step 4: Simplify right side
    15,909.66x = 156,037,145.54
  5. Step 5: Solve for x
    x = 156,037,145.54/15,909.66
  6. Step 6: Final answer
    x = 9,807.70

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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.