Home / 26,812.75-40,237.59-12,038.22

Finding the Fourth Proportional to 26,812.75, 40,237.59 and 12,038.22

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Solution

The fourth proportional to 26,812.75, 40,237.59 and 12,038.22 is: 18,065.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,812.75 : 40,237.59 = 12,038.22 : x
  2. Step 2: Convert to fraction form
    26,812.75/40,237.59 = 12,038.22/x
  3. Step 3: Cross multiply
    26,812.75x = 40,237.59 × 12,038.22
  4. Step 4: Simplify right side
    26,812.75x = 484,388,960.69
  5. Step 5: Solve for x
    x = 484,388,960.69/26,812.75
  6. Step 6: Final answer
    x = 18,065.62

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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.