Home / 18,233.94-25,184.61-12,951.66

Finding the Fourth Proportional to 18,233.94, 25,184.61 and 12,951.66

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Solution

The fourth proportional to 18,233.94, 25,184.61 and 12,951.66 is: 17,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.94 : 25,184.61 = 12,951.66 : x
  2. Step 2: Convert to fraction form
    18,233.94/25,184.61 = 12,951.66/x
  3. Step 3: Cross multiply
    18,233.94x = 25,184.61 × 12,951.66
  4. Step 4: Simplify right side
    18,233.94x = 326,182,505.95
  5. Step 5: Solve for x
    x = 326,182,505.95/18,233.94
  6. Step 6: Final answer
    x = 17,888.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.