Home / 27,345.87-41,019.69-8,626.08

Finding the Fourth Proportional to 27,345.87, 41,019.69 and 8,626.08

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Solution

The fourth proportional to 27,345.87, 41,019.69 and 8,626.08 is: 12,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,345.87 : 41,019.69 = 8,626.08 : x
  2. Step 2: Convert to fraction form
    27,345.87/41,019.69 = 8,626.08/x
  3. Step 3: Cross multiply
    27,345.87x = 41,019.69 × 8,626.08
  4. Step 4: Simplify right side
    27,345.87x = 353,839,127.52
  5. Step 5: Solve for x
    x = 353,839,127.52/27,345.87
  6. Step 6: Final answer
    x = 12,939.40

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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.