Home / 43,726.61-65,591.96-14,146.76

Finding the Fourth Proportional to 43,726.61, 65,591.96 and 14,146.76

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Solution

The fourth proportional to 43,726.61, 65,591.96 and 14,146.76 is: 21,220.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,726.61 : 65,591.96 = 14,146.76 : x
  2. Step 2: Convert to fraction form
    43,726.61/65,591.96 = 14,146.76/x
  3. Step 3: Cross multiply
    43,726.61x = 65,591.96 × 14,146.76
  4. Step 4: Simplify right side
    43,726.61x = 927,913,716.05
  5. Step 5: Solve for x
    x = 927,913,716.05/43,726.61
  6. Step 6: Final answer
    x = 21,220.80

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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.