Home / 38,245.86-57,376.89-11,952.59

Finding the Fourth Proportional to 38,245.86, 57,376.89 and 11,952.59

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Solution

The fourth proportional to 38,245.86, 57,376.89 and 11,952.59 is: 17,931.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,245.86 : 57,376.89 = 11,952.59 : x
  2. Step 2: Convert to fraction form
    38,245.86/57,376.89 = 11,952.59/x
  3. Step 3: Cross multiply
    38,245.86x = 57,376.89 × 11,952.59
  4. Step 4: Simplify right side
    38,245.86x = 685,802,154.76
  5. Step 5: Solve for x
    x = 685,802,154.76/38,245.86
  6. Step 6: Final answer
    x = 17,931.41

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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.