Home / 33,017.96-45,514.22-20,247.46

Finding the Fourth Proportional to 33,017.96, 45,514.22 and 20,247.46

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Solution

The fourth proportional to 33,017.96, 45,514.22 and 20,247.46 is: 27,910.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,017.96 : 45,514.22 = 20,247.46 : x
  2. Step 2: Convert to fraction form
    33,017.96/45,514.22 = 20,247.46/x
  3. Step 3: Cross multiply
    33,017.96x = 45,514.22 × 20,247.46
  4. Step 4: Simplify right side
    33,017.96x = 921,547,247.75
  5. Step 5: Solve for x
    x = 921,547,247.75/33,017.96
  6. Step 6: Final answer
    x = 27,910.49

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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.