Home / 25,861.15-35,684.07-15,252.88

Finding the Fourth Proportional to 25,861.15, 35,684.07 and 15,252.88

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Solution

The fourth proportional to 25,861.15, 35,684.07 and 15,252.88 is: 21,046.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,861.15 : 35,684.07 = 15,252.88 : x
  2. Step 2: Convert to fraction form
    25,861.15/35,684.07 = 15,252.88/x
  3. Step 3: Cross multiply
    25,861.15x = 35,684.07 × 15,252.88
  4. Step 4: Simplify right side
    25,861.15x = 544,284,837.62
  5. Step 5: Solve for x
    x = 544,284,837.62/25,861.15
  6. Step 6: Final answer
    x = 21,046.43

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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.