Home / 26,494.80-39,752.40-11,693.28

Finding the Fourth Proportional to 26,494.80, 39,752.40 and 11,693.28

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Solution

The fourth proportional to 26,494.80, 39,752.40 and 11,693.28 is: 17,544.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.80 : 39,752.40 = 11,693.28 : x
  2. Step 2: Convert to fraction form
    26,494.80/39,752.40 = 11,693.28/x
  3. Step 3: Cross multiply
    26,494.80x = 39,752.40 × 11,693.28
  4. Step 4: Simplify right side
    26,494.80x = 464,835,943.87
  5. Step 5: Solve for x
    x = 464,835,943.87/26,494.80
  6. Step 6: Final answer
    x = 17,544.42

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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.