Home / 29,991.38-41,386.29-18,058.58

Finding the Fourth Proportional to 29,991.38, 41,386.29 and 18,058.58

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Solution

The fourth proportional to 29,991.38, 41,386.29 and 18,058.58 is: 24,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,991.38 : 41,386.29 = 18,058.58 : x
  2. Step 2: Convert to fraction form
    29,991.38/41,386.29 = 18,058.58/x
  3. Step 3: Cross multiply
    29,991.38x = 41,386.29 × 18,058.58
  4. Step 4: Simplify right side
    29,991.38x = 747,377,628.87
  5. Step 5: Solve for x
    x = 747,377,628.87/29,991.38
  6. Step 6: Final answer
    x = 24,919.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.