Home / 38,296.85-57,446.82-13,339.42

Finding the Fourth Proportional to 38,296.85, 57,446.82 and 13,339.42

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Solution

The fourth proportional to 38,296.85, 57,446.82 and 13,339.42 is: 20,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,296.85 : 57,446.82 = 13,339.42 : x
  2. Step 2: Convert to fraction form
    38,296.85/57,446.82 = 13,339.42/x
  3. Step 3: Cross multiply
    38,296.85x = 57,446.82 × 13,339.42
  4. Step 4: Simplify right side
    38,296.85x = 766,307,358.38
  5. Step 5: Solve for x
    x = 766,307,358.38/38,296.85
  6. Step 6: Final answer
    x = 20,009.67

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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.