Home / 14,077.59-21,074.32-8,514.11

Finding the Fourth Proportional to 14,077.59, 21,074.32 and 8,514.11

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Solution

The fourth proportional to 14,077.59, 21,074.32 and 8,514.11 is: 12,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,077.59 : 21,074.32 = 8,514.11 : x
  2. Step 2: Convert to fraction form
    14,077.59/21,074.32 = 8,514.11/x
  3. Step 3: Cross multiply
    14,077.59x = 21,074.32 × 8,514.11
  4. Step 4: Simplify right side
    14,077.59x = 179,428,952.00
  5. Step 5: Solve for x
    x = 179,428,952.00/14,077.59
  6. Step 6: Final answer
    x = 12,745.72

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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.