Home / 39,836.88-54,974.30-23,715.45

Finding the Fourth Proportional to 39,836.88, 54,974.30 and 23,715.45

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Solution

The fourth proportional to 39,836.88, 54,974.30 and 23,715.45 is: 32,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.88 : 54,974.30 = 23,715.45 : x
  2. Step 2: Convert to fraction form
    39,836.88/54,974.30 = 23,715.45/x
  3. Step 3: Cross multiply
    39,836.88x = 54,974.30 × 23,715.45
  4. Step 4: Simplify right side
    39,836.88x = 1,303,740,144.36
  5. Step 5: Solve for x
    x = 1,303,740,144.36/39,836.88
  6. Step 6: Final answer
    x = 32,726.96

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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.