Home / 18,490.68-25,517.79-10,534.14

Finding the Fourth Proportional to 18,490.68, 25,517.79 and 10,534.14

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Solution

The fourth proportional to 18,490.68, 25,517.79 and 10,534.14 is: 14,537.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,490.68 : 25,517.79 = 10,534.14 : x
  2. Step 2: Convert to fraction form
    18,490.68/25,517.79 = 10,534.14/x
  3. Step 3: Cross multiply
    18,490.68x = 25,517.79 × 10,534.14
  4. Step 4: Simplify right side
    18,490.68x = 268,807,972.35
  5. Step 5: Solve for x
    x = 268,807,972.35/18,490.68
  6. Step 6: Final answer
    x = 14,537.48

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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.