Home / 26,629.01-39,908.99-10,815.52

Finding the Fourth Proportional to 26,629.01, 39,908.99 and 10,815.52

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Solution

The fourth proportional to 26,629.01, 39,908.99 and 10,815.52 is: 16,209.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,629.01 : 39,908.99 = 10,815.52 : x
  2. Step 2: Convert to fraction form
    26,629.01/39,908.99 = 10,815.52/x
  3. Step 3: Cross multiply
    26,629.01x = 39,908.99 × 10,815.52
  4. Step 4: Simplify right side
    26,629.01x = 431,636,375.21
  5. Step 5: Solve for x
    x = 431,636,375.21/26,629.01
  6. Step 6: Final answer
    x = 16,209.25

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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.