Home / 38,421.24-57,618-16,236.33

Finding the Fourth Proportional to 38,421.24, 57,618 and 16,236.33

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Solution

The fourth proportional to 38,421.24, 57,618 and 16,236.33 is: 24,348.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,421.24 : 57,618 = 16,236.33 : x
  2. Step 2: Convert to fraction form
    38,421.24/57,618 = 16,236.33/x
  3. Step 3: Cross multiply
    38,421.24x = 57,618 × 16,236.33
  4. Step 4: Simplify right side
    38,421.24x = 935,505,005.99
  5. Step 5: Solve for x
    x = 935,505,005.99/38,421.24
  6. Step 6: Final answer
    x = 24,348.64

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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.