Home / 14,910.27-20,575.76-8,195.91

Finding the Fourth Proportional to 14,910.27, 20,575.76 and 8,195.91

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Solution

The fourth proportional to 14,910.27, 20,575.76 and 8,195.91 is: 11,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.27 : 20,575.76 = 8,195.91 : x
  2. Step 2: Convert to fraction form
    14,910.27/20,575.76 = 8,195.91/x
  3. Step 3: Cross multiply
    14,910.27x = 20,575.76 × 8,195.91
  4. Step 4: Simplify right side
    14,910.27x = 168,637,036.16
  5. Step 5: Solve for x
    x = 168,637,036.16/14,910.27
  6. Step 6: Final answer
    x = 11,310.13

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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.