Home / 36,152.72-54,229.56-18,613.52

Finding the Fourth Proportional to 36,152.72, 54,229.56 and 18,613.52

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Solution

The fourth proportional to 36,152.72, 54,229.56 and 18,613.52 is: 27,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,152.72 : 54,229.56 = 18,613.52 : x
  2. Step 2: Convert to fraction form
    36,152.72/54,229.56 = 18,613.52/x
  3. Step 3: Cross multiply
    36,152.72x = 54,229.56 × 18,613.52
  4. Step 4: Simplify right side
    36,152.72x = 1,009,402,999.65
  5. Step 5: Solve for x
    x = 1,009,402,999.65/36,152.72
  6. Step 6: Final answer
    x = 27,920.53

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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.