Home / 38,491.44-57,748.05-14,809.86

Finding the Fourth Proportional to 38,491.44, 57,748.05 and 14,809.86

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Solution

The fourth proportional to 38,491.44, 57,748.05 and 14,809.86 is: 22,218.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,491.44 : 57,748.05 = 14,809.86 : x
  2. Step 2: Convert to fraction form
    38,491.44/57,748.05 = 14,809.86/x
  3. Step 3: Cross multiply
    38,491.44x = 57,748.05 × 14,809.86
  4. Step 4: Simplify right side
    38,491.44x = 855,240,535.77
  5. Step 5: Solve for x
    x = 855,240,535.77/38,491.44
  6. Step 6: Final answer
    x = 22,218.98

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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.