Home / 49,664.19-74,543.11-18,104.76

Finding the Fourth Proportional to 49,664.19, 74,543.11 and 18,104.76

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Solution

The fourth proportional to 49,664.19, 74,543.11 and 18,104.76 is: 27,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,664.19 : 74,543.11 = 18,104.76 : x
  2. Step 2: Convert to fraction form
    49,664.19/74,543.11 = 18,104.76/x
  3. Step 3: Cross multiply
    49,664.19x = 74,543.11 × 18,104.76
  4. Step 4: Simplify right side
    49,664.19x = 1,349,584,791.41
  5. Step 5: Solve for x
    x = 1,349,584,791.41/49,664.19
  6. Step 6: Final answer
    x = 27,174.20

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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.