Home / 40,792.80-61,232.94-21,066.06

Finding the Fourth Proportional to 40,792.80, 61,232.94 and 21,066.06

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Solution

The fourth proportional to 40,792.80, 61,232.94 and 21,066.06 is: 31,621.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,792.80 : 61,232.94 = 21,066.06 : x
  2. Step 2: Convert to fraction form
    40,792.80/61,232.94 = 21,066.06/x
  3. Step 3: Cross multiply
    40,792.80x = 61,232.94 × 21,066.06
  4. Step 4: Simplify right side
    40,792.80x = 1,289,936,788.02
  5. Step 5: Solve for x
    x = 1,289,936,788.02/40,792.80
  6. Step 6: Final answer
    x = 31,621.68

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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.