Home / 15,848.64-23,776.20-5,459.04

Finding the Fourth Proportional to 15,848.64, 23,776.20 and 5,459.04

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Solution

The fourth proportional to 15,848.64, 23,776.20 and 5,459.04 is: 8,189.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848.64 : 23,776.20 = 5,459.04 : x
  2. Step 2: Convert to fraction form
    15,848.64/23,776.20 = 5,459.04/x
  3. Step 3: Cross multiply
    15,848.64x = 23,776.20 × 5,459.04
  4. Step 4: Simplify right side
    15,848.64x = 129,795,226.85
  5. Step 5: Solve for x
    x = 129,795,226.85/15,848.64
  6. Step 6: Final answer
    x = 8,189.68

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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.