Home / 41,146.08-61,613.76-28,478.32

Finding the Fourth Proportional to 41,146.08, 61,613.76 and 28,478.32

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Solution

The fourth proportional to 41,146.08, 61,613.76 and 28,478.32 is: 42,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,146.08 : 61,613.76 = 28,478.32 : x
  2. Step 2: Convert to fraction form
    41,146.08/61,613.76 = 28,478.32/x
  3. Step 3: Cross multiply
    41,146.08x = 61,613.76 × 28,478.32
  4. Step 4: Simplify right side
    41,146.08x = 1,754,656,326.44
  5. Step 5: Solve for x
    x = 1,754,656,326.44/41,146.08
  6. Step 6: Final answer
    x = 42,644.56

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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.