Home / 25,839.39-35,654.07-15,227.58

Finding the Fourth Proportional to 25,839.39, 35,654.07 and 15,227.58

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Solution

The fourth proportional to 25,839.39, 35,654.07 and 15,227.58 is: 21,011.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,839.39 : 35,654.07 = 15,227.58 : x
  2. Step 2: Convert to fraction form
    25,839.39/35,654.07 = 15,227.58/x
  3. Step 3: Cross multiply
    25,839.39x = 35,654.07 × 15,227.58
  4. Step 4: Simplify right side
    25,839.39x = 542,925,203.25
  5. Step 5: Solve for x
    x = 542,925,203.25/25,839.39
  6. Step 6: Final answer
    x = 21,011.53

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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.