Home / 15,306.13-22,959.48-4,212.76

Finding the Fourth Proportional to 15,306.13, 22,959.48 and 4,212.76

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Solution

The fourth proportional to 15,306.13, 22,959.48 and 4,212.76 is: 6,319.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,306.13 : 22,959.48 = 4,212.76 : x
  2. Step 2: Convert to fraction form
    15,306.13/22,959.48 = 4,212.76/x
  3. Step 3: Cross multiply
    15,306.13x = 22,959.48 × 4,212.76
  4. Step 4: Simplify right side
    15,306.13x = 96,722,778.96
  5. Step 5: Solve for x
    x = 96,722,778.96/15,306.13
  6. Step 6: Final answer
    x = 6,319.22

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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.