Home / 57,921.76-79,922.77-32,429.19

Finding the Fourth Proportional to 57,921.76, 79,922.77 and 32,429.19

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Solution

The fourth proportional to 57,921.76, 79,922.77 and 32,429.19 is: 44,747.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,921.76 : 79,922.77 = 32,429.19 : x
  2. Step 2: Convert to fraction form
    57,921.76/79,922.77 = 32,429.19/x
  3. Step 3: Cross multiply
    57,921.76x = 79,922.77 × 32,429.19
  4. Step 4: Simplify right side
    57,921.76x = 2,591,830,912.29
  5. Step 5: Solve for x
    x = 2,591,830,912.29/57,921.76
  6. Step 6: Final answer
    x = 44,747.10

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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.