Home / 40,042.20-60,064.50-13,746.54

Finding the Fourth Proportional to 40,042.20, 60,064.50 and 13,746.54

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Solution

The fourth proportional to 40,042.20, 60,064.50 and 13,746.54 is: 20,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,042.20 : 60,064.50 = 13,746.54 : x
  2. Step 2: Convert to fraction form
    40,042.20/60,064.50 = 13,746.54/x
  3. Step 3: Cross multiply
    40,042.20x = 60,064.50 × 13,746.54
  4. Step 4: Simplify right side
    40,042.20x = 825,679,051.83
  5. Step 5: Solve for x
    x = 825,679,051.83/40,042.20
  6. Step 6: Final answer
    x = 20,620.22

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1.5x scale

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.