Home / 21,541.20-32,311.68-5,958.80

Finding the Fourth Proportional to 21,541.20, 32,311.68 and 5,958.80

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Solution

The fourth proportional to 21,541.20, 32,311.68 and 5,958.80 is: 8,938.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,541.20 : 32,311.68 = 5,958.80 : x
  2. Step 2: Convert to fraction form
    21,541.20/32,311.68 = 5,958.80/x
  3. Step 3: Cross multiply
    21,541.20x = 32,311.68 × 5,958.80
  4. Step 4: Simplify right side
    21,541.20x = 192,538,838.78
  5. Step 5: Solve for x
    x = 192,538,838.78/21,541.20
  6. Step 6: Final answer
    x = 8,938.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.