Home / 27,254.13-40,881.19-8,786.13

Finding the Fourth Proportional to 27,254.13, 40,881.19 and 8,786.13

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Solution

The fourth proportional to 27,254.13, 40,881.19 and 8,786.13 is: 13,179.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.13 : 40,881.19 = 8,786.13 : x
  2. Step 2: Convert to fraction form
    27,254.13/40,881.19 = 8,786.13/x
  3. Step 3: Cross multiply
    27,254.13x = 40,881.19 × 8,786.13
  4. Step 4: Simplify right side
    27,254.13x = 359,187,449.89
  5. Step 5: Solve for x
    x = 359,187,449.89/27,254.13
  6. Step 6: Final answer
    x = 13,179.19

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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.