Home / 57,031.57-85,561.92-23,740.57

Finding the Fourth Proportional to 57,031.57, 85,561.92 and 23,740.57

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Solution

The fourth proportional to 57,031.57, 85,561.92 and 23,740.57 is: 35,616.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,031.57 : 85,561.92 = 23,740.57 : x
  2. Step 2: Convert to fraction form
    57,031.57/85,561.92 = 23,740.57/x
  3. Step 3: Cross multiply
    57,031.57x = 85,561.92 × 23,740.57
  4. Step 4: Simplify right side
    57,031.57x = 2,031,288,751.09
  5. Step 5: Solve for x
    x = 2,031,288,751.09/57,031.57
  6. Step 6: Final answer
    x = 35,616.92

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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.