Home / 14,153.54-21,222.18-5,839.28

Finding the Fourth Proportional to 14,153.54, 21,222.18 and 5,839.28

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Solution

The fourth proportional to 14,153.54, 21,222.18 and 5,839.28 is: 8,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,153.54 : 21,222.18 = 5,839.28 : x
  2. Step 2: Convert to fraction form
    14,153.54/21,222.18 = 5,839.28/x
  3. Step 3: Cross multiply
    14,153.54x = 21,222.18 × 5,839.28
  4. Step 4: Simplify right side
    14,153.54x = 123,922,251.23
  5. Step 5: Solve for x
    x = 123,922,251.23/14,153.54
  6. Step 6: Final answer
    x = 8,755.57

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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.