Home / 42,211.80-58,251.96-25,223.40

Finding the Fourth Proportional to 42,211.80, 58,251.96 and 25,223.40

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Solution

The fourth proportional to 42,211.80, 58,251.96 and 25,223.40 is: 34,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,211.80 : 58,251.96 = 25,223.40 : x
  2. Step 2: Convert to fraction form
    42,211.80/58,251.96 = 25,223.40/x
  3. Step 3: Cross multiply
    42,211.80x = 58,251.96 × 25,223.40
  4. Step 4: Simplify right side
    42,211.80x = 1,469,312,487.86
  5. Step 5: Solve for x
    x = 1,469,312,487.86/42,211.80
  6. Step 6: Final answer
    x = 34,808.10

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1.5x scale

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.