Home / 26,391.11-39,582.54-9,747.36

Finding the Fourth Proportional to 26,391.11, 39,582.54 and 9,747.36

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Solution

The fourth proportional to 26,391.11, 39,582.54 and 9,747.36 is: 14,619.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,391.11 : 39,582.54 = 9,747.36 : x
  2. Step 2: Convert to fraction form
    26,391.11/39,582.54 = 9,747.36/x
  3. Step 3: Cross multiply
    26,391.11x = 39,582.54 × 9,747.36
  4. Step 4: Simplify right side
    26,391.11x = 385,825,267.09
  5. Step 5: Solve for x
    x = 385,825,267.09/26,391.11
  6. Step 6: Final answer
    x = 14,619.52

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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.