Home / 40,711.28-56,165.40-25,388.82

Finding the Fourth Proportional to 40,711.28, 56,165.40 and 25,388.82

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Solution

The fourth proportional to 40,711.28, 56,165.40 and 25,388.82 is: 35,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,711.28 : 56,165.40 = 25,388.82 : x
  2. Step 2: Convert to fraction form
    40,711.28/56,165.40 = 25,388.82/x
  3. Step 3: Cross multiply
    40,711.28x = 56,165.40 × 25,388.82
  4. Step 4: Simplify right side
    40,711.28x = 1,425,973,230.83
  5. Step 5: Solve for x
    x = 1,425,973,230.83/40,711.28
  6. Step 6: Final answer
    x = 35,026.49

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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.