Home / 18,536.60-25,591.55-11,472.59

Finding the Fourth Proportional to 18,536.60, 25,591.55 and 11,472.59

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Solution

The fourth proportional to 18,536.60, 25,591.55 and 11,472.59 is: 15,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,536.60 : 25,591.55 = 11,472.59 : x
  2. Step 2: Convert to fraction form
    18,536.60/25,591.55 = 11,472.59/x
  3. Step 3: Cross multiply
    18,536.60x = 25,591.55 × 11,472.59
  4. Step 4: Simplify right side
    18,536.60x = 293,601,175.29
  5. Step 5: Solve for x
    x = 293,601,175.29/18,536.60
  6. Step 6: Final answer
    x = 15,839.00

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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.