Home / 45,726.93-68,591.61-12,447.27

Finding the Fourth Proportional to 45,726.93, 68,591.61 and 12,447.27

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Solution

The fourth proportional to 45,726.93, 68,591.61 and 12,447.27 is: 18,671.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,726.93 : 68,591.61 = 12,447.27 : x
  2. Step 2: Convert to fraction form
    45,726.93/68,591.61 = 12,447.27/x
  3. Step 3: Cross multiply
    45,726.93x = 68,591.61 × 12,447.27
  4. Step 4: Simplify right side
    45,726.93x = 853,778,289.40
  5. Step 5: Solve for x
    x = 853,778,289.40/45,726.93
  6. Step 6: Final answer
    x = 18,671.24

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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.