Home / 35,336.23-48,765.18-20,233.78

Finding the Fourth Proportional to 35,336.23, 48,765.18 and 20,233.78

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Solution

The fourth proportional to 35,336.23, 48,765.18 and 20,233.78 is: 27,923.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,336.23 : 48,765.18 = 20,233.78 : x
  2. Step 2: Convert to fraction form
    35,336.23/48,765.18 = 20,233.78/x
  3. Step 3: Cross multiply
    35,336.23x = 48,765.18 × 20,233.78
  4. Step 4: Simplify right side
    35,336.23x = 986,703,923.78
  5. Step 5: Solve for x
    x = 986,703,923.78/35,336.23
  6. Step 6: Final answer
    x = 27,923.29

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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.