Home / 25,517.06-38,275.62-9,718.38

Finding the Fourth Proportional to 25,517.06, 38,275.62 and 9,718.38

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Solution

The fourth proportional to 25,517.06, 38,275.62 and 9,718.38 is: 14,577.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,517.06 : 38,275.62 = 9,718.38 : x
  2. Step 2: Convert to fraction form
    25,517.06/38,275.62 = 9,718.38/x
  3. Step 3: Cross multiply
    25,517.06x = 38,275.62 × 9,718.38
  4. Step 4: Simplify right side
    25,517.06x = 371,977,019.90
  5. Step 5: Solve for x
    x = 371,977,019.90/25,517.06
  6. Step 6: Final answer
    x = 14,577.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.