Home / 18,049.78-27,071.01-4,902.26

Finding the Fourth Proportional to 18,049.78, 27,071.01 and 4,902.26

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Solution

The fourth proportional to 18,049.78, 27,071.01 and 4,902.26 is: 7,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049.78 : 27,071.01 = 4,902.26 : x
  2. Step 2: Convert to fraction form
    18,049.78/27,071.01 = 4,902.26/x
  3. Step 3: Cross multiply
    18,049.78x = 27,071.01 × 4,902.26
  4. Step 4: Simplify right side
    18,049.78x = 132,709,197.16
  5. Step 5: Solve for x
    x = 132,709,197.16/18,049.78
  6. Step 6: Final answer
    x = 7,352.40

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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.