Home / 10,192.32-15,272.01-5,514.51

Finding the Fourth Proportional to 10,192.32, 15,272.01 and 5,514.51

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Solution

The fourth proportional to 10,192.32, 15,272.01 and 5,514.51 is: 8,262.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.32 : 15,272.01 = 5,514.51 : x
  2. Step 2: Convert to fraction form
    10,192.32/15,272.01 = 5,514.51/x
  3. Step 3: Cross multiply
    10,192.32x = 15,272.01 × 5,514.51
  4. Step 4: Simplify right side
    10,192.32x = 84,217,651.87
  5. Step 5: Solve for x
    x = 84,217,651.87/10,192.32
  6. Step 6: Final answer
    x = 8,262.85

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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.