Home / 44,286.16-66,419.46-13,110.88

Finding the Fourth Proportional to 44,286.16, 66,419.46 and 13,110.88

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Solution

The fourth proportional to 44,286.16, 66,419.46 and 13,110.88 is: 19,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,286.16 : 66,419.46 = 13,110.88 : x
  2. Step 2: Convert to fraction form
    44,286.16/66,419.46 = 13,110.88/x
  3. Step 3: Cross multiply
    44,286.16x = 66,419.46 × 13,110.88
  4. Step 4: Simplify right side
    44,286.16x = 870,817,569.72
  5. Step 5: Solve for x
    x = 870,817,569.72/44,286.16
  6. Step 6: Final answer
    x = 19,663.42

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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.