Home / 40,382.25-60,575.60-15,424.35

Finding the Fourth Proportional to 40,382.25, 60,575.60 and 15,424.35

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Solution

The fourth proportional to 40,382.25, 60,575.60 and 15,424.35 is: 23,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,382.25 : 60,575.60 = 15,424.35 : x
  2. Step 2: Convert to fraction form
    40,382.25/60,575.60 = 15,424.35/x
  3. Step 3: Cross multiply
    40,382.25x = 60,575.60 × 15,424.35
  4. Step 4: Simplify right side
    40,382.25x = 934,338,875.86
  5. Step 5: Solve for x
    x = 934,338,875.86/40,382.25
  6. Step 6: Final answer
    x = 23,137.37

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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.