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Finding the Fourth Proportional to 40,991.97, 56,569.77 and 24,859.80

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Solution

The fourth proportional to 40,991.97, 56,569.77 and 24,859.80 is: 34,307.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,991.97 : 56,569.77 = 24,859.80 : x
  2. Step 2: Convert to fraction form
    40,991.97/56,569.77 = 24,859.80/x
  3. Step 3: Cross multiply
    40,991.97x = 56,569.77 × 24,859.80
  4. Step 4: Simplify right side
    40,991.97x = 1,406,313,168.25
  5. Step 5: Solve for x
    x = 1,406,313,168.25/40,991.97
  6. Step 6: Final answer
    x = 34,307.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.