Home / 43,345.75-65,031.92-38,875.17

Finding the Fourth Proportional to 43,345.75, 65,031.92 and 38,875.17

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Solution

The fourth proportional to 43,345.75, 65,031.92 and 38,875.17 is: 58,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,345.75 : 65,031.92 = 38,875.17 : x
  2. Step 2: Convert to fraction form
    43,345.75/65,031.92 = 38,875.17/x
  3. Step 3: Cross multiply
    43,345.75x = 65,031.92 × 38,875.17
  4. Step 4: Simplify right side
    43,345.75x = 2,528,126,945.43
  5. Step 5: Solve for x
    x = 2,528,126,945.43/43,345.75
  6. Step 6: Final answer
    x = 58,324.68

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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.