Home / 41,862.89-62,803.58-13,781.81

Finding the Fourth Proportional to 41,862.89, 62,803.58 and 13,781.81

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Solution

The fourth proportional to 41,862.89, 62,803.58 and 13,781.81 is: 20,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,862.89 : 62,803.58 = 13,781.81 : x
  2. Step 2: Convert to fraction form
    41,862.89/62,803.58 = 13,781.81/x
  3. Step 3: Cross multiply
    41,862.89x = 62,803.58 × 13,781.81
  4. Step 4: Simplify right side
    41,862.89x = 865,547,006.88
  5. Step 5: Solve for x
    x = 865,547,006.88/41,862.89
  6. Step 6: Final answer
    x = 20,675.76

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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.