Home / 18,202.72-27,315.73-8,837.63

Finding the Fourth Proportional to 18,202.72, 27,315.73 and 8,837.63

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Solution

The fourth proportional to 18,202.72, 27,315.73 and 8,837.63 is: 13,262.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.72 : 27,315.73 = 8,837.63 : x
  2. Step 2: Convert to fraction form
    18,202.72/27,315.73 = 8,837.63/x
  3. Step 3: Cross multiply
    18,202.72x = 27,315.73 × 8,837.63
  4. Step 4: Simplify right side
    18,202.72x = 241,406,314.92
  5. Step 5: Solve for x
    x = 241,406,314.92/18,202.72
  6. Step 6: Final answer
    x = 13,262.10

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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.