Home / 19,514.72-29,251.33-10,145.35

Finding the Fourth Proportional to 19,514.72, 29,251.33 and 10,145.35

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Solution

The fourth proportional to 19,514.72, 29,251.33 and 10,145.35 is: 15,207.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.72 : 29,251.33 = 10,145.35 : x
  2. Step 2: Convert to fraction form
    19,514.72/29,251.33 = 10,145.35/x
  3. Step 3: Cross multiply
    19,514.72x = 29,251.33 × 10,145.35
  4. Step 4: Simplify right side
    19,514.72x = 296,764,992.02
  5. Step 5: Solve for x
    x = 296,764,992.02/19,514.72
  6. Step 6: Final answer
    x = 15,207.24

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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.