Home / 16,275.11-22,443.48-12,251.57

Finding the Fourth Proportional to 16,275.11, 22,443.48 and 12,251.57

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Solution

The fourth proportional to 16,275.11, 22,443.48 and 12,251.57 is: 16,894.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,275.11 : 22,443.48 = 12,251.57 : x
  2. Step 2: Convert to fraction form
    16,275.11/22,443.48 = 12,251.57/x
  3. Step 3: Cross multiply
    16,275.11x = 22,443.48 × 12,251.57
  4. Step 4: Simplify right side
    16,275.11x = 274,967,754.05
  5. Step 5: Solve for x
    x = 274,967,754.05/16,275.11
  6. Step 6: Final answer
    x = 16,894.99

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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.