Home / 16,290.55-22,482.97-9,576.80

Finding the Fourth Proportional to 16,290.55, 22,482.97 and 9,576.80

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Solution

The fourth proportional to 16,290.55, 22,482.97 and 9,576.80 is: 13,217.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,290.55 : 22,482.97 = 9,576.80 : x
  2. Step 2: Convert to fraction form
    16,290.55/22,482.97 = 9,576.80/x
  3. Step 3: Cross multiply
    16,290.55x = 22,482.97 × 9,576.80
  4. Step 4: Simplify right side
    16,290.55x = 215,314,855.05
  5. Step 5: Solve for x
    x = 215,314,855.05/16,290.55
  6. Step 6: Final answer
    x = 13,217.16

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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.