Home / 32,211.26-44,410.39-20,860.70

Finding the Fourth Proportional to 32,211.26, 44,410.39 and 20,860.70

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Solution

The fourth proportional to 32,211.26, 44,410.39 and 20,860.70 is: 28,761.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,211.26 : 44,410.39 = 20,860.70 : x
  2. Step 2: Convert to fraction form
    32,211.26/44,410.39 = 20,860.70/x
  3. Step 3: Cross multiply
    32,211.26x = 44,410.39 × 20,860.70
  4. Step 4: Simplify right side
    32,211.26x = 926,431,822.67
  5. Step 5: Solve for x
    x = 926,431,822.67/32,211.26
  6. Step 6: Final answer
    x = 28,761.12

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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.