Home / 42,013.20-62,960.40-23,301.48

Finding the Fourth Proportional to 42,013.20, 62,960.40 and 23,301.48

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Solution

The fourth proportional to 42,013.20, 62,960.40 and 23,301.48 is: 34,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,013.20 : 62,960.40 = 23,301.48 : x
  2. Step 2: Convert to fraction form
    42,013.20/62,960.40 = 23,301.48/x
  3. Step 3: Cross multiply
    42,013.20x = 62,960.40 × 23,301.48
  4. Step 4: Simplify right side
    42,013.20x = 1,467,070,501.39
  5. Step 5: Solve for x
    x = 1,467,070,501.39/42,013.20
  6. Step 6: Final answer
    x = 34,919.28

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1.5x scale

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.