Home / 51,296.20-76,934.58-18,008.44

Finding the Fourth Proportional to 51,296.20, 76,934.58 and 18,008.44

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Solution

The fourth proportional to 51,296.20, 76,934.58 and 18,008.44 is: 27,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,296.20 : 76,934.58 = 18,008.44 : x
  2. Step 2: Convert to fraction form
    51,296.20/76,934.58 = 18,008.44/x
  3. Step 3: Cross multiply
    51,296.20x = 76,934.58 × 18,008.44
  4. Step 4: Simplify right side
    51,296.20x = 1,385,471,767.86
  5. Step 5: Solve for x
    x = 1,385,471,767.86/51,296.20
  6. Step 6: Final answer
    x = 27,009.25

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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.