Home / 18,092.40-27,141.30-6,404.69

Finding the Fourth Proportional to 18,092.40, 27,141.30 and 6,404.69

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Solution

The fourth proportional to 18,092.40, 27,141.30 and 6,404.69 is: 9,607.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,092.40 : 27,141.30 = 6,404.69 : x
  2. Step 2: Convert to fraction form
    18,092.40/27,141.30 = 6,404.69/x
  3. Step 3: Cross multiply
    18,092.40x = 27,141.30 × 6,404.69
  4. Step 4: Simplify right side
    18,092.40x = 173,831,476.99
  5. Step 5: Solve for x
    x = 173,831,476.99/18,092.40
  6. Step 6: Final answer
    x = 9,607.98

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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.