Home / 37,868.66-52,256.54-21,732.25

Finding the Fourth Proportional to 37,868.66, 52,256.54 and 21,732.25

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Solution

The fourth proportional to 37,868.66, 52,256.54 and 21,732.25 is: 29,989.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,868.66 : 52,256.54 = 21,732.25 : x
  2. Step 2: Convert to fraction form
    37,868.66/52,256.54 = 21,732.25/x
  3. Step 3: Cross multiply
    37,868.66x = 52,256.54 × 21,732.25
  4. Step 4: Simplify right side
    37,868.66x = 1,135,652,213.09
  5. Step 5: Solve for x
    x = 1,135,652,213.09/37,868.66
  6. Step 6: Final answer
    x = 29,989.23

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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.