Home / 26,555.65-39,815.01-11,756.49

Finding the Fourth Proportional to 26,555.65, 39,815.01 and 11,756.49

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Solution

The fourth proportional to 26,555.65, 39,815.01 and 11,756.49 is: 17,626.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.65 : 39,815.01 = 11,756.49 : x
  2. Step 2: Convert to fraction form
    26,555.65/39,815.01 = 11,756.49/x
  3. Step 3: Cross multiply
    26,555.65x = 39,815.01 × 11,756.49
  4. Step 4: Simplify right side
    26,555.65x = 468,084,796.31
  5. Step 5: Solve for x
    x = 468,084,796.31/26,555.65
  6. Step 6: Final answer
    x = 17,626.56

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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.