Home / 25,647.96-38,489.12-9,008.05

Finding the Fourth Proportional to 25,647.96, 38,489.12 and 9,008.05

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Solution

The fourth proportional to 25,647.96, 38,489.12 and 9,008.05 is: 13,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,647.96 : 38,489.12 = 9,008.05 : x
  2. Step 2: Convert to fraction form
    25,647.96/38,489.12 = 9,008.05/x
  3. Step 3: Cross multiply
    25,647.96x = 38,489.12 × 9,008.05
  4. Step 4: Simplify right side
    25,647.96x = 346,711,917.42
  5. Step 5: Solve for x
    x = 346,711,917.42/25,647.96
  6. Step 6: Final answer
    x = 13,518.11

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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.