Home / 15,212.24-22,805.04-7,310.81

Finding the Fourth Proportional to 15,212.24, 22,805.04 and 7,310.81

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Solution

The fourth proportional to 15,212.24, 22,805.04 and 7,310.81 is: 10,959.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,212.24 : 22,805.04 = 7,310.81 : x
  2. Step 2: Convert to fraction form
    15,212.24/22,805.04 = 7,310.81/x
  3. Step 3: Cross multiply
    15,212.24x = 22,805.04 × 7,310.81
  4. Step 4: Simplify right side
    15,212.24x = 166,723,314.48
  5. Step 5: Solve for x
    x = 166,723,314.48/15,212.24
  6. Step 6: Final answer
    x = 10,959.81

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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.