Home / 35,444.62-48,910.20-20,338.52

Finding the Fourth Proportional to 35,444.62, 48,910.20 and 20,338.52

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Solution

The fourth proportional to 35,444.62, 48,910.20 and 20,338.52 is: 28,065.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.62 : 48,910.20 = 20,338.52 : x
  2. Step 2: Convert to fraction form
    35,444.62/48,910.20 = 20,338.52/x
  3. Step 3: Cross multiply
    35,444.62x = 48,910.20 × 20,338.52
  4. Step 4: Simplify right side
    35,444.62x = 994,761,080.90
  5. Step 5: Solve for x
    x = 994,761,080.90/35,444.62
  6. Step 6: Final answer
    x = 28,065.22

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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.