Home / 38,613.03-57,920.13-15,239.25

Finding the Fourth Proportional to 38,613.03, 57,920.13 and 15,239.25

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Solution

The fourth proportional to 38,613.03, 57,920.13 and 15,239.25 is: 22,859.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,613.03 : 57,920.13 = 15,239.25 : x
  2. Step 2: Convert to fraction form
    38,613.03/57,920.13 = 15,239.25/x
  3. Step 3: Cross multiply
    38,613.03x = 57,920.13 × 15,239.25
  4. Step 4: Simplify right side
    38,613.03x = 882,659,341.10
  5. Step 5: Solve for x
    x = 882,659,341.10/38,613.03
  6. Step 6: Final answer
    x = 22,859.11

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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.