Home / 18,956.68-26,160.42-10,459.12

Finding the Fourth Proportional to 18,956.68, 26,160.42 and 10,459.12

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Solution

The fourth proportional to 18,956.68, 26,160.42 and 10,459.12 is: 14,433.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.68 : 26,160.42 = 10,459.12 : x
  2. Step 2: Convert to fraction form
    18,956.68/26,160.42 = 10,459.12/x
  3. Step 3: Cross multiply
    18,956.68x = 26,160.42 × 10,459.12
  4. Step 4: Simplify right side
    18,956.68x = 273,614,972.03
  5. Step 5: Solve for x
    x = 273,614,972.03/18,956.68
  6. Step 6: Final answer
    x = 14,433.70

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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.