Home / 26,072.32-39,086.52-17,728.96

Finding the Fourth Proportional to 26,072.32, 39,086.52 and 17,728.96

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Solution

The fourth proportional to 26,072.32, 39,086.52 and 17,728.96 is: 26,578.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,072.32 : 39,086.52 = 17,728.96 : x
  2. Step 2: Convert to fraction form
    26,072.32/39,086.52 = 17,728.96/x
  3. Step 3: Cross multiply
    26,072.32x = 39,086.52 × 17,728.96
  4. Step 4: Simplify right side
    26,072.32x = 692,963,349.62
  5. Step 5: Solve for x
    x = 692,963,349.62/26,072.32
  6. Step 6: Final answer
    x = 26,578.51

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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.