Home / 18,384.22-27,580.45-5,904.95

Finding the Fourth Proportional to 18,384.22, 27,580.45 and 5,904.95

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Solution

The fourth proportional to 18,384.22, 27,580.45 and 5,904.95 is: 8,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,384.22 : 27,580.45 = 5,904.95 : x
  2. Step 2: Convert to fraction form
    18,384.22/27,580.45 = 5,904.95/x
  3. Step 3: Cross multiply
    18,384.22x = 27,580.45 × 5,904.95
  4. Step 4: Simplify right side
    18,384.22x = 162,861,191.77
  5. Step 5: Solve for x
    x = 162,861,191.77/18,384.22
  6. Step 6: Final answer
    x = 8,858.75

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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.