Home / 18,097.36-27,122.84-15,747.60

Finding the Fourth Proportional to 18,097.36, 27,122.84 and 15,747.60

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Solution

The fourth proportional to 18,097.36, 27,122.84 and 15,747.60 is: 23,601.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.36 : 27,122.84 = 15,747.60 : x
  2. Step 2: Convert to fraction form
    18,097.36/27,122.84 = 15,747.60/x
  3. Step 3: Cross multiply
    18,097.36x = 27,122.84 × 15,747.60
  4. Step 4: Simplify right side
    18,097.36x = 427,119,635.18
  5. Step 5: Solve for x
    x = 427,119,635.18/18,097.36
  6. Step 6: Final answer
    x = 23,601.21

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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.