Home / 39,260.75-54,171.28-22,261.16

Finding the Fourth Proportional to 39,260.75, 54,171.28 and 22,261.16

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Solution

The fourth proportional to 39,260.75, 54,171.28 and 22,261.16 is: 30,715.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,260.75 : 54,171.28 = 22,261.16 : x
  2. Step 2: Convert to fraction form
    39,260.75/54,171.28 = 22,261.16/x
  3. Step 3: Cross multiply
    39,260.75x = 54,171.28 × 22,261.16
  4. Step 4: Simplify right side
    39,260.75x = 1,205,915,531.48
  5. Step 5: Solve for x
    x = 1,205,915,531.48/39,260.75
  6. Step 6: Final answer
    x = 30,715.55

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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.