Home / 41,432.40-62,111.28-15,118.68

Finding the Fourth Proportional to 41,432.40, 62,111.28 and 15,118.68

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Solution

The fourth proportional to 41,432.40, 62,111.28 and 15,118.68 is: 22,664.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,432.40 : 62,111.28 = 15,118.68 : x
  2. Step 2: Convert to fraction form
    41,432.40/62,111.28 = 15,118.68/x
  3. Step 3: Cross multiply
    41,432.40x = 62,111.28 × 15,118.68
  4. Step 4: Simplify right side
    41,432.40x = 939,040,566.71
  5. Step 5: Solve for x
    x = 939,040,566.71/41,432.40
  6. Step 6: Final answer
    x = 22,664.40

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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.