Home / 40,696.85-56,158.98-22,787.75

Finding the Fourth Proportional to 40,696.85, 56,158.98 and 22,787.75

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Solution

The fourth proportional to 40,696.85, 56,158.98 and 22,787.75 is: 31,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,696.85 : 56,158.98 = 22,787.75 : x
  2. Step 2: Convert to fraction form
    40,696.85/56,158.98 = 22,787.75/x
  3. Step 3: Cross multiply
    40,696.85x = 56,158.98 × 22,787.75
  4. Step 4: Simplify right side
    40,696.85x = 1,279,736,796.50
  5. Step 5: Solve for x
    x = 1,279,736,796.50/40,696.85
  6. Step 6: Final answer
    x = 31,445.60

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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.