Home / 40,821.60-61,175.36-22,061.18

Finding the Fourth Proportional to 40,821.60, 61,175.36 and 22,061.18

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Solution

The fourth proportional to 40,821.60, 61,175.36 and 22,061.18 is: 33,060.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,821.60 : 61,175.36 = 22,061.18 : x
  2. Step 2: Convert to fraction form
    40,821.60/61,175.36 = 22,061.18/x
  3. Step 3: Cross multiply
    40,821.60x = 61,175.36 × 22,061.18
  4. Step 4: Simplify right side
    40,821.60x = 1,349,600,628.52
  5. Step 5: Solve for x
    x = 1,349,600,628.52/40,821.60
  6. Step 6: Final answer
    x = 33,060.94

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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.