Home / 20,044.34-30,065.82-5,253.14

Finding the Fourth Proportional to 20,044.34, 30,065.82 and 5,253.14

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Solution

The fourth proportional to 20,044.34, 30,065.82 and 5,253.14 is: 7,879.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,044.34 : 30,065.82 = 5,253.14 : x
  2. Step 2: Convert to fraction form
    20,044.34/30,065.82 = 5,253.14/x
  3. Step 3: Cross multiply
    20,044.34x = 30,065.82 × 5,253.14
  4. Step 4: Simplify right side
    20,044.34x = 157,939,961.67
  5. Step 5: Solve for x
    x = 157,939,961.67/20,044.34
  6. Step 6: Final answer
    x = 7,879.53

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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.