Home / 15,306.29-22,959.69-4,212.91

Finding the Fourth Proportional to 15,306.29, 22,959.69 and 4,212.91

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Solution

The fourth proportional to 15,306.29, 22,959.69 and 4,212.91 is: 6,319.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306.29 : 22,959.69 = 4,212.91 : x
  2. Step 2: Convert to fraction form
    15,306.29/22,959.69 = 4,212.91/x
  3. Step 3: Cross multiply
    15,306.29x = 22,959.69 × 4,212.91
  4. Step 4: Simplify right side
    15,306.29x = 96,727,107.60
  5. Step 5: Solve for x
    x = 96,727,107.60/15,306.29
  6. Step 6: Final answer
    x = 6,319.44

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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.