Home / 41,158.56-61,688.28-18,941.52

Finding the Fourth Proportional to 41,158.56, 61,688.28 and 18,941.52

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Solution

The fourth proportional to 41,158.56, 61,688.28 and 18,941.52 is: 28,389.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,158.56 : 61,688.28 = 18,941.52 : x
  2. Step 2: Convert to fraction form
    41,158.56/61,688.28 = 18,941.52/x
  3. Step 3: Cross multiply
    41,158.56x = 61,688.28 × 18,941.52
  4. Step 4: Simplify right side
    41,158.56x = 1,168,469,789.39
  5. Step 5: Solve for x
    x = 1,168,469,789.39/41,158.56
  6. Step 6: Final answer
    x = 28,389.47

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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.