Home / 18,144.84-27,206.94-9,254.72

Finding the Fourth Proportional to 18,144.84, 27,206.94 and 9,254.72

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Solution

The fourth proportional to 18,144.84, 27,206.94 and 9,254.72 is: 13,876.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144.84 : 27,206.94 = 9,254.72 : x
  2. Step 2: Convert to fraction form
    18,144.84/27,206.94 = 9,254.72/x
  3. Step 3: Cross multiply
    18,144.84x = 27,206.94 × 9,254.72
  4. Step 4: Simplify right side
    18,144.84x = 251,792,611.76
  5. Step 5: Solve for x
    x = 251,792,611.76/18,144.84
  6. Step 6: Final answer
    x = 13,876.82

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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.