Home / 40,042.20-60,064.52-13,746.64

Finding the Fourth Proportional to 40,042.20, 60,064.52 and 13,746.64

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Solution

The fourth proportional to 40,042.20, 60,064.52 and 13,746.64 is: 20,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.20 : 60,064.52 = 13,746.64 : x
  2. Step 2: Convert to fraction form
    40,042.20/60,064.52 = 13,746.64/x
  3. Step 3: Cross multiply
    40,042.20x = 60,064.52 × 13,746.64
  4. Step 4: Simplify right side
    40,042.20x = 825,685,333.21
  5. Step 5: Solve for x
    x = 825,685,333.21/40,042.20
  6. Step 6: Final answer
    x = 20,620.38

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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.