Home / 38,306.34-57,459.52-12,013.14

Finding the Fourth Proportional to 38,306.34, 57,459.52 and 12,013.14

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Solution

The fourth proportional to 38,306.34, 57,459.52 and 12,013.14 is: 18,019.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,306.34 : 57,459.52 = 12,013.14 : x
  2. Step 2: Convert to fraction form
    38,306.34/57,459.52 = 12,013.14/x
  3. Step 3: Cross multiply
    38,306.34x = 57,459.52 × 12,013.14
  4. Step 4: Simplify right side
    38,306.34x = 690,269,258.09
  5. Step 5: Solve for x
    x = 690,269,258.09/38,306.34
  6. Step 6: Final answer
    x = 18,019.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.