Home / 18,355.86-27,535.79-5,872.95

Finding the Fourth Proportional to 18,355.86, 27,535.79 and 5,872.95

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Solution

The fourth proportional to 18,355.86, 27,535.79 and 5,872.95 is: 8,810.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355.86 : 27,535.79 = 5,872.95 : x
  2. Step 2: Convert to fraction form
    18,355.86/27,535.79 = 5,872.95/x
  3. Step 3: Cross multiply
    18,355.86x = 27,535.79 × 5,872.95
  4. Step 4: Simplify right side
    18,355.86x = 161,716,288.52
  5. Step 5: Solve for x
    x = 161,716,288.52/18,355.86
  6. Step 6: Final answer
    x = 8,810.06

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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.