Home / 37,727.58-52,073.43-21,821.25

Finding the Fourth Proportional to 37,727.58, 52,073.43 and 21,821.25

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Solution

The fourth proportional to 37,727.58, 52,073.43 and 21,821.25 is: 30,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,727.58 : 52,073.43 = 21,821.25 : x
  2. Step 2: Convert to fraction form
    37,727.58/52,073.43 = 21,821.25/x
  3. Step 3: Cross multiply
    37,727.58x = 52,073.43 × 21,821.25
  4. Step 4: Simplify right side
    37,727.58x = 1,136,307,334.39
  5. Step 5: Solve for x
    x = 1,136,307,334.39/37,727.58
  6. Step 6: Final answer
    x = 30,118.74

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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.