Home / 39,911.06-59,866.59-17,719.22

Finding the Fourth Proportional to 39,911.06, 59,866.59 and 17,719.22

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Solution

The fourth proportional to 39,911.06, 59,866.59 and 17,719.22 is: 26,578.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,911.06 : 59,866.59 = 17,719.22 : x
  2. Step 2: Convert to fraction form
    39,911.06/59,866.59 = 17,719.22/x
  3. Step 3: Cross multiply
    39,911.06x = 59,866.59 × 17,719.22
  4. Step 4: Simplify right side
    39,911.06x = 1,060,789,278.86
  5. Step 5: Solve for x
    x = 1,060,789,278.86/39,911.06
  6. Step 6: Final answer
    x = 26,578.83

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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.