Home / 49,778.56-74,675.92-14,721.76

Finding the Fourth Proportional to 49,778.56, 74,675.92 and 14,721.76

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Solution

The fourth proportional to 49,778.56, 74,675.92 and 14,721.76 is: 22,085.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,778.56 : 74,675.92 = 14,721.76 : x
  2. Step 2: Convert to fraction form
    49,778.56/74,675.92 = 14,721.76/x
  3. Step 3: Cross multiply
    49,778.56x = 74,675.92 × 14,721.76
  4. Step 4: Simplify right side
    49,778.56x = 1,099,360,972.02
  5. Step 5: Solve for x
    x = 1,099,360,972.02/49,778.56
  6. Step 6: Final answer
    x = 22,085.03

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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.