Home / 26,911.09-40,363.46-7,191.17

Finding the Fourth Proportional to 26,911.09, 40,363.46 and 7,191.17

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Solution

The fourth proportional to 26,911.09, 40,363.46 and 7,191.17 is: 10,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,911.09 : 40,363.46 = 7,191.17 : x
  2. Step 2: Convert to fraction form
    26,911.09/40,363.46 = 7,191.17/x
  3. Step 3: Cross multiply
    26,911.09x = 40,363.46 × 7,191.17
  4. Step 4: Simplify right side
    26,911.09x = 290,260,502.65
  5. Step 5: Solve for x
    x = 290,260,502.65/26,911.09
  6. Step 6: Final answer
    x = 10,785.91

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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.