Home / 15,141.48-22,711.26-7,249.62

Finding the Fourth Proportional to 15,141.48, 22,711.26 and 7,249.62

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Solution

The fourth proportional to 15,141.48, 22,711.26 and 7,249.62 is: 10,873.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.48 : 22,711.26 = 7,249.62 : x
  2. Step 2: Convert to fraction form
    15,141.48/22,711.26 = 7,249.62/x
  3. Step 3: Cross multiply
    15,141.48x = 22,711.26 × 7,249.62
  4. Step 4: Simplify right side
    15,141.48x = 164,648,004.72
  5. Step 5: Solve for x
    x = 164,648,004.72/15,141.48
  6. Step 6: Final answer
    x = 10,873.97

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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.