Home / 25,627.13-38,447.17-7,159.13

Finding the Fourth Proportional to 25,627.13, 38,447.17 and 7,159.13

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Solution

The fourth proportional to 25,627.13, 38,447.17 and 7,159.13 is: 10,740.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,627.13 : 38,447.17 = 7,159.13 : x
  2. Step 2: Convert to fraction form
    25,627.13/38,447.17 = 7,159.13/x
  3. Step 3: Cross multiply
    25,627.13x = 38,447.17 × 7,159.13
  4. Step 4: Simplify right side
    25,627.13x = 275,248,078.03
  5. Step 5: Solve for x
    x = 275,248,078.03/25,627.13
  6. Step 6: Final answer
    x = 10,740.50

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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.