Home / 40,104.18-55,319.54-25,759.17

Finding the Fourth Proportional to 40,104.18, 55,319.54 and 25,759.17

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Solution

The fourth proportional to 40,104.18, 55,319.54 and 25,759.17 is: 35,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,104.18 : 55,319.54 = 25,759.17 : x
  2. Step 2: Convert to fraction form
    40,104.18/55,319.54 = 25,759.17/x
  3. Step 3: Cross multiply
    40,104.18x = 55,319.54 × 25,759.17
  4. Step 4: Simplify right side
    40,104.18x = 1,424,985,306.39
  5. Step 5: Solve for x
    x = 1,424,985,306.39/40,104.18
  6. Step 6: Final answer
    x = 35,532.09

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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.