Home / 18,207.50-27,315.57-5,895.50

Finding the Fourth Proportional to 18,207.50, 27,315.57 and 5,895.50

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Solution

The fourth proportional to 18,207.50, 27,315.57 and 5,895.50 is: 8,844.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.50 : 27,315.57 = 5,895.50 : x
  2. Step 2: Convert to fraction form
    18,207.50/27,315.57 = 5,895.50/x
  3. Step 3: Cross multiply
    18,207.50x = 27,315.57 × 5,895.50
  4. Step 4: Simplify right side
    18,207.50x = 161,038,942.94
  5. Step 5: Solve for x
    x = 161,038,942.94/18,207.50
  6. Step 6: Final answer
    x = 8,844.65

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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.