Home / 37,785.44-52,148.40-21,658.52

Finding the Fourth Proportional to 37,785.44, 52,148.40 and 21,658.52

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Solution

The fourth proportional to 37,785.44, 52,148.40 and 21,658.52 is: 29,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,785.44 : 52,148.40 = 21,658.52 : x
  2. Step 2: Convert to fraction form
    37,785.44/52,148.40 = 21,658.52/x
  3. Step 3: Cross multiply
    37,785.44x = 52,148.40 × 21,658.52
  4. Step 4: Simplify right side
    37,785.44x = 1,129,457,164.37
  5. Step 5: Solve for x
    x = 1,129,457,164.37/37,785.44
  6. Step 6: Final answer
    x = 29,891.33

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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.