Home / 60,667.11-91,000.89-18,547.04

Finding the Fourth Proportional to 60,667.11, 91,000.89 and 18,547.04

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Solution

The fourth proportional to 60,667.11, 91,000.89 and 18,547.04 is: 27,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,667.11 : 91,000.89 = 18,547.04 : x
  2. Step 2: Convert to fraction form
    60,667.11/91,000.89 = 18,547.04/x
  3. Step 3: Cross multiply
    60,667.11x = 91,000.89 × 18,547.04
  4. Step 4: Simplify right side
    60,667.11x = 1,687,796,691.86
  5. Step 5: Solve for x
    x = 1,687,796,691.86/60,667.11
  6. Step 6: Final answer
    x = 27,820.62

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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.