Home / 51,514.08-77,277.20-18,227.20

Finding the Fourth Proportional to 51,514.08, 77,277.20 and 18,227.20

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Solution

The fourth proportional to 51,514.08, 77,277.20 and 18,227.20 is: 27,342.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,514.08 : 77,277.20 = 18,227.20 : x
  2. Step 2: Convert to fraction form
    51,514.08/77,277.20 = 18,227.20/x
  3. Step 3: Cross multiply
    51,514.08x = 77,277.20 × 18,227.20
  4. Step 4: Simplify right side
    51,514.08x = 1,408,546,979.84
  5. Step 5: Solve for x
    x = 1,408,546,979.84/51,514.08
  6. Step 6: Final answer
    x = 27,342.95

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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.