Home / 26,950.40-37,191.95-15,620.69

Finding the Fourth Proportional to 26,950.40, 37,191.95 and 15,620.69

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Solution

The fourth proportional to 26,950.40, 37,191.95 and 15,620.69 is: 21,556.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,950.40 : 37,191.95 = 15,620.69 : x
  2. Step 2: Convert to fraction form
    26,950.40/37,191.95 = 15,620.69/x
  3. Step 3: Cross multiply
    26,950.40x = 37,191.95 × 15,620.69
  4. Step 4: Simplify right side
    26,950.40x = 580,964,053.48
  5. Step 5: Solve for x
    x = 580,964,053.48/26,950.40
  6. Step 6: Final answer
    x = 21,556.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.