Home / 15,514.63-23,265.76-8,125.30

Finding the Fourth Proportional to 15,514.63, 23,265.76 and 8,125.30

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Solution

The fourth proportional to 15,514.63, 23,265.76 and 8,125.30 is: 12,184.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,514.63 : 23,265.76 = 8,125.30 : x
  2. Step 2: Convert to fraction form
    15,514.63/23,265.76 = 8,125.30/x
  3. Step 3: Cross multiply
    15,514.63x = 23,265.76 × 8,125.30
  4. Step 4: Simplify right side
    15,514.63x = 189,041,279.73
  5. Step 5: Solve for x
    x = 189,041,279.73/15,514.63
  6. Step 6: Final answer
    x = 12,184.71

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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.