Home / 15,306.51-22,959.77-4,919.07

Finding the Fourth Proportional to 15,306.51, 22,959.77 and 4,919.07

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Solution

The fourth proportional to 15,306.51, 22,959.77 and 4,919.07 is: 7,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306.51 : 22,959.77 = 4,919.07 : x
  2. Step 2: Convert to fraction form
    15,306.51/22,959.77 = 4,919.07/x
  3. Step 3: Cross multiply
    15,306.51x = 22,959.77 × 4,919.07
  4. Step 4: Simplify right side
    15,306.51x = 112,940,691.22
  5. Step 5: Solve for x
    x = 112,940,691.22/15,306.51
  6. Step 6: Final answer
    x = 7,378.61

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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.