Home / 15,110.70-22,644.45-11,130.90

Finding the Fourth Proportional to 15,110.70, 22,644.45 and 11,130.90

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Solution

The fourth proportional to 15,110.70, 22,644.45 and 11,130.90 is: 16,680.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,110.70 : 22,644.45 = 11,130.90 : x
  2. Step 2: Convert to fraction form
    15,110.70/22,644.45 = 11,130.90/x
  3. Step 3: Cross multiply
    15,110.70x = 22,644.45 × 11,130.90
  4. Step 4: Simplify right side
    15,110.70x = 252,053,108.51
  5. Step 5: Solve for x
    x = 252,053,108.51/15,110.70
  6. Step 6: Final answer
    x = 16,680.44

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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.