Home / 25,514.32-35,202.12-20,192.62

Finding the Fourth Proportional to 25,514.32, 35,202.12 and 20,192.62

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Solution

The fourth proportional to 25,514.32, 35,202.12 and 20,192.62 is: 27,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,514.32 : 35,202.12 = 20,192.62 : x
  2. Step 2: Convert to fraction form
    25,514.32/35,202.12 = 20,192.62/x
  3. Step 3: Cross multiply
    25,514.32x = 35,202.12 × 20,192.62
  4. Step 4: Simplify right side
    25,514.32x = 710,823,032.35
  5. Step 5: Solve for x
    x = 710,823,032.35/25,514.32
  6. Step 6: Final answer
    x = 27,859.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.