Home / 35,049.12-52,545.76-20,241.28

Finding the Fourth Proportional to 35,049.12, 52,545.76 and 20,241.28

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Solution

The fourth proportional to 35,049.12, 52,545.76 and 20,241.28 is: 30,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,049.12 : 52,545.76 = 20,241.28 : x
  2. Step 2: Convert to fraction form
    35,049.12/52,545.76 = 20,241.28/x
  3. Step 3: Cross multiply
    35,049.12x = 52,545.76 × 20,241.28
  4. Step 4: Simplify right side
    35,049.12x = 1,063,593,440.97
  5. Step 5: Solve for x
    x = 1,063,593,440.97/35,049.12
  6. Step 6: Final answer
    x = 30,345.80

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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.