Home / 14,865.26-20,514.33-8,896.91

Finding the Fourth Proportional to 14,865.26, 20,514.33 and 8,896.91

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Solution

The fourth proportional to 14,865.26, 20,514.33 and 8,896.91 is: 12,277.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.26 : 20,514.33 = 8,896.91 : x
  2. Step 2: Convert to fraction form
    14,865.26/20,514.33 = 8,896.91/x
  3. Step 3: Cross multiply
    14,865.26x = 20,514.33 × 8,896.91
  4. Step 4: Simplify right side
    14,865.26x = 182,514,045.15
  5. Step 5: Solve for x
    x = 182,514,045.15/14,865.26
  6. Step 6: Final answer
    x = 12,277.90

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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.