Home / 40,407.15-60,610.65-18,194.57

Finding the Fourth Proportional to 40,407.15, 60,610.65 and 18,194.57

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Solution

The fourth proportional to 40,407.15, 60,610.65 and 18,194.57 is: 27,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,407.15 : 60,610.65 = 18,194.57 : x
  2. Step 2: Convert to fraction form
    40,407.15/60,610.65 = 18,194.57/x
  3. Step 3: Cross multiply
    40,407.15x = 60,610.65 × 18,194.57
  4. Step 4: Simplify right side
    40,407.15x = 1,102,784,714.17
  5. Step 5: Solve for x
    x = 1,102,784,714.17/40,407.15
  6. Step 6: Final answer
    x = 27,291.82

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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.