Home / 27,254.97-40,888.10-11,450.70

Finding the Fourth Proportional to 27,254.97, 40,888.10 and 11,450.70

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Solution

The fourth proportional to 27,254.97, 40,888.10 and 11,450.70 is: 17,178.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.97 : 40,888.10 = 11,450.70 : x
  2. Step 2: Convert to fraction form
    27,254.97/40,888.10 = 11,450.70/x
  3. Step 3: Cross multiply
    27,254.97x = 40,888.10 × 11,450.70
  4. Step 4: Simplify right side
    27,254.97x = 468,197,309.42
  5. Step 5: Solve for x
    x = 468,197,309.42/27,254.97
  6. Step 6: Final answer
    x = 17,178.42

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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.