Home / 14,167.80-19,552.05-8,119.08

Finding the Fourth Proportional to 14,167.80, 19,552.05 and 8,119.08

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Solution

The fourth proportional to 14,167.80, 19,552.05 and 8,119.08 is: 11,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,167.80 : 19,552.05 = 8,119.08 : x
  2. Step 2: Convert to fraction form
    14,167.80/19,552.05 = 8,119.08/x
  3. Step 3: Cross multiply
    14,167.80x = 19,552.05 × 8,119.08
  4. Step 4: Simplify right side
    14,167.80x = 158,744,658.11
  5. Step 5: Solve for x
    x = 158,744,658.11/14,167.80
  6. Step 6: Final answer
    x = 11,204.61

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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.