Home / 27,132.03-40,682.34-8,407.08

Finding the Fourth Proportional to 27,132.03, 40,682.34 and 8,407.08

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Solution

The fourth proportional to 27,132.03, 40,682.34 and 8,407.08 is: 12,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,132.03 : 40,682.34 = 8,407.08 : x
  2. Step 2: Convert to fraction form
    27,132.03/40,682.34 = 8,407.08/x
  3. Step 3: Cross multiply
    27,132.03x = 40,682.34 × 8,407.08
  4. Step 4: Simplify right side
    27,132.03x = 342,019,686.97
  5. Step 5: Solve for x
    x = 342,019,686.97/27,132.03
  6. Step 6: Final answer
    x = 12,605.75

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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.