Home / 57,964.26-79,990.66-32,813.76

Finding the Fourth Proportional to 57,964.26, 79,990.66 and 32,813.76

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Solution

The fourth proportional to 57,964.26, 79,990.66 and 32,813.76 is: 45,282.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,964.26 : 79,990.66 = 32,813.76 : x
  2. Step 2: Convert to fraction form
    57,964.26/79,990.66 = 32,813.76/x
  3. Step 3: Cross multiply
    57,964.26x = 79,990.66 × 32,813.76
  4. Step 4: Simplify right side
    57,964.26x = 2,624,794,319.48
  5. Step 5: Solve for x
    x = 2,624,794,319.48/57,964.26
  6. Step 6: Final answer
    x = 45,282.98

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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.