Home / 27,843.29-41,756.01-9,118.25

Finding the Fourth Proportional to 27,843.29, 41,756.01 and 9,118.25

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Solution

The fourth proportional to 27,843.29, 41,756.01 and 9,118.25 is: 13,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843.29 : 41,756.01 = 9,118.25 : x
  2. Step 2: Convert to fraction form
    27,843.29/41,756.01 = 9,118.25/x
  3. Step 3: Cross multiply
    27,843.29x = 41,756.01 × 9,118.25
  4. Step 4: Simplify right side
    27,843.29x = 380,741,529.40
  5. Step 5: Solve for x
    x = 380,741,529.40/27,843.29
  6. Step 6: Final answer
    x = 13,674.45

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1.5x scale

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.