Home / 15,110.30-22,665.45-11,222.30

Finding the Fourth Proportional to 15,110.30, 22,665.45 and 11,222.30

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Solution

The fourth proportional to 15,110.30, 22,665.45 and 11,222.30 is: 16,833.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.30 : 22,665.45 = 11,222.30 : x
  2. Step 2: Convert to fraction form
    15,110.30/22,665.45 = 11,222.30/x
  3. Step 3: Cross multiply
    15,110.30x = 22,665.45 × 11,222.30
  4. Step 4: Simplify right side
    15,110.30x = 254,358,479.54
  5. Step 5: Solve for x
    x = 254,358,479.54/15,110.30
  6. Step 6: Final answer
    x = 16,833.45

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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.