Home / 32,676.80-49,011.30-8,986.75

Finding the Fourth Proportional to 32,676.80, 49,011.30 and 8,986.75

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Solution

The fourth proportional to 32,676.80, 49,011.30 and 8,986.75 is: 13,479.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,676.80 : 49,011.30 = 8,986.75 : x
  2. Step 2: Convert to fraction form
    32,676.80/49,011.30 = 8,986.75/x
  3. Step 3: Cross multiply
    32,676.80x = 49,011.30 × 8,986.75
  4. Step 4: Simplify right side
    32,676.80x = 440,452,177.75
  5. Step 5: Solve for x
    x = 440,452,177.75/32,676.80
  6. Step 6: Final answer
    x = 13,479.05

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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.