Home / 40,489.48-60,572-35,001.92

Finding the Fourth Proportional to 40,489.48, 60,572 and 35,001.92

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Solution

The fourth proportional to 40,489.48, 60,572 and 35,001.92 is: 52,362.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,489.48 : 60,572 = 35,001.92 : x
  2. Step 2: Convert to fraction form
    40,489.48/60,572 = 35,001.92/x
  3. Step 3: Cross multiply
    40,489.48x = 60,572 × 35,001.92
  4. Step 4: Simplify right side
    40,489.48x = 2,120,136,298.24
  5. Step 5: Solve for x
    x = 2,120,136,298.24/40,489.48
  6. Step 6: Final answer
    x = 52,362.65

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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.