Home / 19,145.27-28,713.75-5,995.91

Finding the Fourth Proportional to 19,145.27, 28,713.75 and 5,995.91

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Solution

The fourth proportional to 19,145.27, 28,713.75 and 5,995.91 is: 8,992.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145.27 : 28,713.75 = 5,995.91 : x
  2. Step 2: Convert to fraction form
    19,145.27/28,713.75 = 5,995.91/x
  3. Step 3: Cross multiply
    19,145.27x = 28,713.75 × 5,995.91
  4. Step 4: Simplify right side
    19,145.27x = 172,165,060.76
  5. Step 5: Solve for x
    x = 172,165,060.76/19,145.27
  6. Step 6: Final answer
    x = 8,992.56

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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.