Home / 57,581.13-79,462.13-33,386.79

Finding the Fourth Proportional to 57,581.13, 79,462.13 and 33,386.79

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Solution

The fourth proportional to 57,581.13, 79,462.13 and 33,386.79 is: 46,073.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,581.13 : 79,462.13 = 33,386.79 : x
  2. Step 2: Convert to fraction form
    57,581.13/79,462.13 = 33,386.79/x
  3. Step 3: Cross multiply
    57,581.13x = 79,462.13 × 33,386.79
  4. Step 4: Simplify right side
    57,581.13x = 2,652,985,280.33
  5. Step 5: Solve for x
    x = 2,652,985,280.33/57,581.13
  6. Step 6: Final answer
    x = 46,073.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.