Home / 40,961.28-61,309.08-38,008.56

Finding the Fourth Proportional to 40,961.28, 61,309.08 and 38,008.56

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Solution

The fourth proportional to 40,961.28, 61,309.08 and 38,008.56 is: 56,889.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,961.28 : 61,309.08 = 38,008.56 : x
  2. Step 2: Convert to fraction form
    40,961.28/61,309.08 = 38,008.56/x
  3. Step 3: Cross multiply
    40,961.28x = 61,309.08 × 38,008.56
  4. Step 4: Simplify right side
    40,961.28x = 2,330,269,845.72
  5. Step 5: Solve for x
    x = 2,330,269,845.72/40,961.28
  6. Step 6: Final answer
    x = 56,889.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.