Home / 39,854.70-59,768.08-11,767.26

Finding the Fourth Proportional to 39,854.70, 59,768.08 and 11,767.26

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Solution

The fourth proportional to 39,854.70, 59,768.08 and 11,767.26 is: 17,646.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,854.70 : 59,768.08 = 11,767.26 : x
  2. Step 2: Convert to fraction form
    39,854.70/59,768.08 = 11,767.26/x
  3. Step 3: Cross multiply
    39,854.70x = 59,768.08 × 11,767.26
  4. Step 4: Simplify right side
    39,854.70x = 703,306,537.06
  5. Step 5: Solve for x
    x = 703,306,537.06/39,854.70
  6. Step 6: Final answer
    x = 17,646.77

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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.