Home / 18,290.22-27,428.58-8,927.52

Finding the Fourth Proportional to 18,290.22, 27,428.58 and 8,927.52

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Solution

The fourth proportional to 18,290.22, 27,428.58 and 8,927.52 is: 13,387.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,290.22 : 27,428.58 = 8,927.52 : x
  2. Step 2: Convert to fraction form
    18,290.22/27,428.58 = 8,927.52/x
  3. Step 3: Cross multiply
    18,290.22x = 27,428.58 × 8,927.52
  4. Step 4: Simplify right side
    18,290.22x = 244,869,196.52
  5. Step 5: Solve for x
    x = 244,869,196.52/18,290.22
  6. Step 6: Final answer
    x = 13,387.99

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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.