Home / 26,525.07-39,785.49-15,424.68

Finding the Fourth Proportional to 26,525.07, 39,785.49 and 15,424.68

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Solution

The fourth proportional to 26,525.07, 39,785.49 and 15,424.68 is: 23,135.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,525.07 : 39,785.49 = 15,424.68 : x
  2. Step 2: Convert to fraction form
    26,525.07/39,785.49 = 15,424.68/x
  3. Step 3: Cross multiply
    26,525.07x = 39,785.49 × 15,424.68
  4. Step 4: Simplify right side
    26,525.07x = 613,678,451.89
  5. Step 5: Solve for x
    x = 613,678,451.89/26,525.07
  6. Step 6: Final answer
    x = 23,135.79

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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.