Home / 49,151.76-73,726.56-14,091.72

Finding the Fourth Proportional to 49,151.76, 73,726.56 and 14,091.72

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Solution

The fourth proportional to 49,151.76, 73,726.56 and 14,091.72 is: 21,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,151.76 : 73,726.56 = 14,091.72 : x
  2. Step 2: Convert to fraction form
    49,151.76/73,726.56 = 14,091.72/x
  3. Step 3: Cross multiply
    49,151.76x = 73,726.56 × 14,091.72
  4. Step 4: Simplify right side
    49,151.76x = 1,038,934,040.08
  5. Step 5: Solve for x
    x = 1,038,934,040.08/49,151.76
  6. Step 6: Final answer
    x = 21,137.27

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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.