Home / 25,705.62-35,519.94-20,054.52

Finding the Fourth Proportional to 25,705.62, 35,519.94 and 20,054.52

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Solution

The fourth proportional to 25,705.62, 35,519.94 and 20,054.52 is: 27,711.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705.62 : 35,519.94 = 20,054.52 : x
  2. Step 2: Convert to fraction form
    25,705.62/35,519.94 = 20,054.52/x
  3. Step 3: Cross multiply
    25,705.62x = 35,519.94 × 20,054.52
  4. Step 4: Simplify right side
    25,705.62x = 712,335,347.13
  5. Step 5: Solve for x
    x = 712,335,347.13/25,705.62
  6. Step 6: Final answer
    x = 27,711.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.