Home / 36,256.38-54,390.12-19,618.77

Finding the Fourth Proportional to 36,256.38, 54,390.12 and 19,618.77

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Solution

The fourth proportional to 36,256.38, 54,390.12 and 19,618.77 is: 29,431.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,256.38 : 54,390.12 = 19,618.77 : x
  2. Step 2: Convert to fraction form
    36,256.38/54,390.12 = 19,618.77/x
  3. Step 3: Cross multiply
    36,256.38x = 54,390.12 × 19,618.77
  4. Step 4: Simplify right side
    36,256.38x = 1,067,067,254.55
  5. Step 5: Solve for x
    x = 1,067,067,254.55/36,256.38
  6. Step 6: Final answer
    x = 29,431.16

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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.