Home / 36,810.96-55,176.72-18,069.16

Finding the Fourth Proportional to 36,810.96, 55,176.72 and 18,069.16

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Solution

The fourth proportional to 36,810.96, 55,176.72 and 18,069.16 is: 27,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,810.96 : 55,176.72 = 18,069.16 : x
  2. Step 2: Convert to fraction form
    36,810.96/55,176.72 = 18,069.16/x
  3. Step 3: Cross multiply
    36,810.96x = 55,176.72 × 18,069.16
  4. Step 4: Simplify right side
    36,810.96x = 996,996,981.96
  5. Step 5: Solve for x
    x = 996,996,981.96/36,810.96
  6. Step 6: Final answer
    x = 27,084.24

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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.