Home / 40,892.94-56,475.10-28,179.18

Finding the Fourth Proportional to 40,892.94, 56,475.10 and 28,179.18

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Solution

The fourth proportional to 40,892.94, 56,475.10 and 28,179.18 is: 38,916.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,892.94 : 56,475.10 = 28,179.18 : x
  2. Step 2: Convert to fraction form
    40,892.94/56,475.10 = 28,179.18/x
  3. Step 3: Cross multiply
    40,892.94x = 56,475.10 × 28,179.18
  4. Step 4: Simplify right side
    40,892.94x = 1,591,422,008.42
  5. Step 5: Solve for x
    x = 1,591,422,008.42/40,892.94
  6. Step 6: Final answer
    x = 38,916.79

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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.