Home / 38,195.18-57,279.08-13,228.52

Finding the Fourth Proportional to 38,195.18, 57,279.08 and 13,228.52

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Solution

The fourth proportional to 38,195.18, 57,279.08 and 13,228.52 is: 19,838.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,195.18 : 57,279.08 = 13,228.52 : x
  2. Step 2: Convert to fraction form
    38,195.18/57,279.08 = 13,228.52/x
  3. Step 3: Cross multiply
    38,195.18x = 57,279.08 × 13,228.52
  4. Step 4: Simplify right side
    38,195.18x = 757,717,455.36
  5. Step 5: Solve for x
    x = 757,717,455.36/38,195.18
  6. Step 6: Final answer
    x = 19,838.04

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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.