Home / 40,724.53-56,194.63-22,815.13

Finding the Fourth Proportional to 40,724.53, 56,194.63 and 22,815.13

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Solution

The fourth proportional to 40,724.53, 56,194.63 and 22,815.13 is: 31,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724.53 : 56,194.63 = 22,815.13 : x
  2. Step 2: Convert to fraction form
    40,724.53/56,194.63 = 22,815.13/x
  3. Step 3: Cross multiply
    40,724.53x = 56,194.63 × 22,815.13
  4. Step 4: Simplify right side
    40,724.53x = 1,282,087,788.75
  5. Step 5: Solve for x
    x = 1,282,087,788.75/40,724.53
  6. Step 6: Final answer
    x = 31,481.95

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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.