Home / 38,437.80-57,786.30-32,735.40

Finding the Fourth Proportional to 38,437.80, 57,786.30 and 32,735.40

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Solution

The fourth proportional to 38,437.80, 57,786.30 and 32,735.40 is: 49,213.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,437.80 : 57,786.30 = 32,735.40 : x
  2. Step 2: Convert to fraction form
    38,437.80/57,786.30 = 32,735.40/x
  3. Step 3: Cross multiply
    38,437.80x = 57,786.30 × 32,735.40
  4. Step 4: Simplify right side
    38,437.80x = 1,891,657,645.02
  5. Step 5: Solve for x
    x = 1,891,657,645.02/38,437.80
  6. Step 6: Final answer
    x = 49,213.47

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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.