Home / 45,722.28-62,956.49-40,025.15

Finding the Fourth Proportional to 45,722.28, 62,956.49 and 40,025.15

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Solution

The fourth proportional to 45,722.28, 62,956.49 and 40,025.15 is: 55,111.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,722.28 : 62,956.49 = 40,025.15 : x
  2. Step 2: Convert to fraction form
    45,722.28/62,956.49 = 40,025.15/x
  3. Step 3: Cross multiply
    45,722.28x = 62,956.49 × 40,025.15
  4. Step 4: Simplify right side
    45,722.28x = 2,519,842,440.82
  5. Step 5: Solve for x
    x = 2,519,842,440.82/45,722.28
  6. Step 6: Final answer
    x = 55,111.92

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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.