Home / 41,153.67-61,732.80-11,569.20

Finding the Fourth Proportional to 41,153.67, 61,732.80 and 11,569.20

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Solution

The fourth proportional to 41,153.67, 61,732.80 and 11,569.20 is: 17,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153.67 : 61,732.80 = 11,569.20 : x
  2. Step 2: Convert to fraction form
    41,153.67/61,732.80 = 11,569.20/x
  3. Step 3: Cross multiply
    41,153.67x = 61,732.80 × 11,569.20
  4. Step 4: Simplify right side
    41,153.67x = 714,199,109.76
  5. Step 5: Solve for x
    x = 714,199,109.76/41,153.67
  6. Step 6: Final answer
    x = 17,354.45

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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.