Home / 13,360.19-20,044.89-5,042.57

Finding the Fourth Proportional to 13,360.19, 20,044.89 and 5,042.57

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Solution

The fourth proportional to 13,360.19, 20,044.89 and 5,042.57 is: 7,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.19 : 20,044.89 = 5,042.57 : x
  2. Step 2: Convert to fraction form
    13,360.19/20,044.89 = 5,042.57/x
  3. Step 3: Cross multiply
    13,360.19x = 20,044.89 × 5,042.57
  4. Step 4: Simplify right side
    13,360.19x = 101,077,660.74
  5. Step 5: Solve for x
    x = 101,077,660.74/13,360.19
  6. Step 6: Final answer
    x = 7,565.59

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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.