Home / 51,391.12-70,940.12-32,265.76

Finding the Fourth Proportional to 51,391.12, 70,940.12 and 32,265.76

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Solution

The fourth proportional to 51,391.12, 70,940.12 and 32,265.76 is: 44,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,391.12 : 70,940.12 = 32,265.76 : x
  2. Step 2: Convert to fraction form
    51,391.12/70,940.12 = 32,265.76/x
  3. Step 3: Cross multiply
    51,391.12x = 70,940.12 × 32,265.76
  4. Step 4: Simplify right side
    51,391.12x = 2,288,936,886.29
  5. Step 5: Solve for x
    x = 2,288,936,886.29/51,391.12
  6. Step 6: Final answer
    x = 44,539.54

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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.