Home / 14,934.46-20,609.55-8,646.70

Finding the Fourth Proportional to 14,934.46, 20,609.55 and 8,646.70

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Solution

The fourth proportional to 14,934.46, 20,609.55 and 8,646.70 is: 11,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,934.46 : 20,609.55 = 8,646.70 : x
  2. Step 2: Convert to fraction form
    14,934.46/20,609.55 = 8,646.70/x
  3. Step 3: Cross multiply
    14,934.46x = 20,609.55 × 8,646.70
  4. Step 4: Simplify right side
    14,934.46x = 178,204,595.99
  5. Step 5: Solve for x
    x = 178,204,595.99/14,934.46
  6. Step 6: Final answer
    x = 11,932.44

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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.