Home / 26,577.81-39,894.50-11,797.17

Finding the Fourth Proportional to 26,577.81, 39,894.50 and 11,797.17

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Solution

The fourth proportional to 26,577.81, 39,894.50 and 11,797.17 is: 17,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,577.81 : 39,894.50 = 11,797.17 : x
  2. Step 2: Convert to fraction form
    26,577.81/39,894.50 = 11,797.17/x
  3. Step 3: Cross multiply
    26,577.81x = 39,894.50 × 11,797.17
  4. Step 4: Simplify right side
    26,577.81x = 470,642,139.58
  5. Step 5: Solve for x
    x = 470,642,139.58/26,577.81
  6. Step 6: Final answer
    x = 17,708.09

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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.