Home / 40,695.99-56,165.28-22,787.54

Finding the Fourth Proportional to 40,695.99, 56,165.28 and 22,787.54

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Solution

The fourth proportional to 40,695.99, 56,165.28 and 22,787.54 is: 31,449.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695.99 : 56,165.28 = 22,787.54 : x
  2. Step 2: Convert to fraction form
    40,695.99/56,165.28 = 22,787.54/x
  3. Step 3: Cross multiply
    40,695.99x = 56,165.28 × 22,787.54
  4. Step 4: Simplify right side
    40,695.99x = 1,279,868,283.78
  5. Step 5: Solve for x
    x = 1,279,868,283.78/40,695.99
  6. Step 6: Final answer
    x = 31,449.49

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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.