Home / 25,624.29-35,326.35-17,127.80

Finding the Fourth Proportional to 25,624.29, 35,326.35 and 17,127.80

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Solution

The fourth proportional to 25,624.29, 35,326.35 and 17,127.80 is: 23,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.29 : 35,326.35 = 17,127.80 : x
  2. Step 2: Convert to fraction form
    25,624.29/35,326.35 = 17,127.80/x
  3. Step 3: Cross multiply
    25,624.29x = 35,326.35 × 17,127.80
  4. Step 4: Simplify right side
    25,624.29x = 605,062,480.90
  5. Step 5: Solve for x
    x = 605,062,480.90/25,624.29
  6. Step 6: Final answer
    x = 23,612.85

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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.