Home / 20,846.20-31,236.36-16,713.04

Finding the Fourth Proportional to 20,846.20, 31,236.36 and 16,713.04

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Solution

The fourth proportional to 20,846.20, 31,236.36 and 16,713.04 is: 25,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,846.20 : 31,236.36 = 16,713.04 : x
  2. Step 2: Convert to fraction form
    20,846.20/31,236.36 = 16,713.04/x
  3. Step 3: Cross multiply
    20,846.20x = 31,236.36 × 16,713.04
  4. Step 4: Simplify right side
    20,846.20x = 522,054,534.13
  5. Step 5: Solve for x
    x = 522,054,534.13/20,846.20
  6. Step 6: Final answer
    x = 25,043.15

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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.