Home / 19,514.91-29,228.59-15,119.04

Finding the Fourth Proportional to 19,514.91, 29,228.59 and 15,119.04

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Solution

The fourth proportional to 19,514.91, 29,228.59 and 15,119.04 is: 22,644.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.91 : 29,228.59 = 15,119.04 : x
  2. Step 2: Convert to fraction form
    19,514.91/29,228.59 = 15,119.04/x
  3. Step 3: Cross multiply
    19,514.91x = 29,228.59 × 15,119.04
  4. Step 4: Simplify right side
    19,514.91x = 441,908,221.35
  5. Step 5: Solve for x
    x = 441,908,221.35/19,514.91
  6. Step 6: Final answer
    x = 22,644.65

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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.