Home / 51,610.08-77,422.68-18,320.52

Finding the Fourth Proportional to 51,610.08, 77,422.68 and 18,320.52

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Solution

The fourth proportional to 51,610.08, 77,422.68 and 18,320.52 is: 27,483.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.08 : 77,422.68 = 18,320.52 : x
  2. Step 2: Convert to fraction form
    51,610.08/77,422.68 = 18,320.52/x
  3. Step 3: Cross multiply
    51,610.08x = 77,422.68 × 18,320.52
  4. Step 4: Simplify right side
    51,610.08x = 1,418,423,757.39
  5. Step 5: Solve for x
    x = 1,418,423,757.39/51,610.08
  6. Step 6: Final answer
    x = 27,483.46

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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.