Home / 38,726.46-58,097.25-12,429.18

Finding the Fourth Proportional to 38,726.46, 58,097.25 and 12,429.18

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Solution

The fourth proportional to 38,726.46, 58,097.25 and 12,429.18 is: 18,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,726.46 : 58,097.25 = 12,429.18 : x
  2. Step 2: Convert to fraction form
    38,726.46/58,097.25 = 12,429.18/x
  3. Step 3: Cross multiply
    38,726.46x = 58,097.25 × 12,429.18
  4. Step 4: Simplify right side
    38,726.46x = 722,101,177.76
  5. Step 5: Solve for x
    x = 722,101,177.76/38,726.46
  6. Step 6: Final answer
    x = 18,646.20

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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.