Home / 16,626.51-22,815.45-15,122.97

Finding the Fourth Proportional to 16,626.51, 22,815.45 and 15,122.97

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Solution

The fourth proportional to 16,626.51, 22,815.45 and 15,122.97 is: 20,752.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,626.51 : 22,815.45 = 15,122.97 : x
  2. Step 2: Convert to fraction form
    16,626.51/22,815.45 = 15,122.97/x
  3. Step 3: Cross multiply
    16,626.51x = 22,815.45 × 15,122.97
  4. Step 4: Simplify right side
    16,626.51x = 345,037,365.89
  5. Step 5: Solve for x
    x = 345,037,365.89/16,626.51
  6. Step 6: Final answer
    x = 20,752.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.