Home / 26,830.82-37,028.25-15,500.79

Finding the Fourth Proportional to 26,830.82, 37,028.25 and 15,500.79

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Solution

The fourth proportional to 26,830.82, 37,028.25 and 15,500.79 is: 21,392.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.82 : 37,028.25 = 15,500.79 : x
  2. Step 2: Convert to fraction form
    26,830.82/37,028.25 = 15,500.79/x
  3. Step 3: Cross multiply
    26,830.82x = 37,028.25 × 15,500.79
  4. Step 4: Simplify right side
    26,830.82x = 573,967,127.32
  5. Step 5: Solve for x
    x = 573,967,127.32/26,830.82
  6. Step 6: Final answer
    x = 21,392.08

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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.