Home / 18,812.16-25,960.68-10,314.66

Finding the Fourth Proportional to 18,812.16, 25,960.68 and 10,314.66

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Solution

The fourth proportional to 18,812.16, 25,960.68 and 10,314.66 is: 14,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812.16 : 25,960.68 = 10,314.66 : x
  2. Step 2: Convert to fraction form
    18,812.16/25,960.68 = 10,314.66/x
  3. Step 3: Cross multiply
    18,812.16x = 25,960.68 × 10,314.66
  4. Step 4: Simplify right side
    18,812.16x = 267,775,587.57
  5. Step 5: Solve for x
    x = 267,775,587.57/18,812.16
  6. Step 6: Final answer
    x = 14,234.18

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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.