Home / 16,452.06-22,703.88-9,378.30

Finding the Fourth Proportional to 16,452.06, 22,703.88 and 9,378.30

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Solution

The fourth proportional to 16,452.06, 22,703.88 and 9,378.30 is: 12,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,452.06 : 22,703.88 = 9,378.30 : x
  2. Step 2: Convert to fraction form
    16,452.06/22,703.88 = 9,378.30/x
  3. Step 3: Cross multiply
    16,452.06x = 22,703.88 × 9,378.30
  4. Step 4: Simplify right side
    16,452.06x = 212,923,797.80
  5. Step 5: Solve for x
    x = 212,923,797.80/16,452.06
  6. Step 6: Final answer
    x = 12,942.08

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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.