Home / 25,409.68-35,066.62-15,337.96

Finding the Fourth Proportional to 25,409.68, 35,066.62 and 15,337.96

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Solution

The fourth proportional to 25,409.68, 35,066.62 and 15,337.96 is: 21,167.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,409.68 : 35,066.62 = 15,337.96 : x
  2. Step 2: Convert to fraction form
    25,409.68/35,066.62 = 15,337.96/x
  3. Step 3: Cross multiply
    25,409.68x = 35,066.62 × 15,337.96
  4. Step 4: Simplify right side
    25,409.68x = 537,850,414.90
  5. Step 5: Solve for x
    x = 537,850,414.90/25,409.68
  6. Step 6: Final answer
    x = 21,167.15

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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.