Home / 18,966.26-26,168.18-12,252.18

Finding the Fourth Proportional to 18,966.26, 26,168.18 and 12,252.18

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Solution

The fourth proportional to 18,966.26, 26,168.18 and 12,252.18 is: 16,904.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.26 : 26,168.18 = 12,252.18 : x
  2. Step 2: Convert to fraction form
    18,966.26/26,168.18 = 12,252.18/x
  3. Step 3: Cross multiply
    18,966.26x = 26,168.18 × 12,252.18
  4. Step 4: Simplify right side
    18,966.26x = 320,617,251.63
  5. Step 5: Solve for x
    x = 320,617,251.63/18,966.26
  6. Step 6: Final answer
    x = 16,904.61

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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.