Home / 27,152.46-40,734.36-8,432.01

Finding the Fourth Proportional to 27,152.46, 40,734.36 and 8,432.01

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Solution

The fourth proportional to 27,152.46, 40,734.36 and 8,432.01 is: 12,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.46 : 40,734.36 = 8,432.01 : x
  2. Step 2: Convert to fraction form
    27,152.46/40,734.36 = 8,432.01/x
  3. Step 3: Cross multiply
    27,152.46x = 40,734.36 × 8,432.01
  4. Step 4: Simplify right side
    27,152.46x = 343,472,530.86
  5. Step 5: Solve for x
    x = 343,472,530.86/27,152.46
  6. Step 6: Final answer
    x = 12,649.78

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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.