Home / 15,836.89-23,755.35-5,448.64

Finding the Fourth Proportional to 15,836.89, 23,755.35 and 5,448.64

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Solution

The fourth proportional to 15,836.89, 23,755.35 and 5,448.64 is: 8,172.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,836.89 : 23,755.35 = 5,448.64 : x
  2. Step 2: Convert to fraction form
    15,836.89/23,755.35 = 5,448.64/x
  3. Step 3: Cross multiply
    15,836.89x = 23,755.35 × 5,448.64
  4. Step 4: Simplify right side
    15,836.89x = 129,434,350.22
  5. Step 5: Solve for x
    x = 129,434,350.22/15,836.89
  6. Step 6: Final answer
    x = 8,172.97

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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.