Home / 39,027.20-58,489.76-15,670.04

Finding the Fourth Proportional to 39,027.20, 58,489.76 and 15,670.04

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Solution

The fourth proportional to 39,027.20, 58,489.76 and 15,670.04 is: 23,484.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,027.20 : 58,489.76 = 15,670.04 : x
  2. Step 2: Convert to fraction form
    39,027.20/58,489.76 = 15,670.04/x
  3. Step 3: Cross multiply
    39,027.20x = 58,489.76 × 15,670.04
  4. Step 4: Simplify right side
    39,027.20x = 916,536,878.79
  5. Step 5: Solve for x
    x = 916,536,878.79/39,027.20
  6. Step 6: Final answer
    x = 23,484.57

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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.