Home / 38,429.46-57,647.16-14,748.39

Finding the Fourth Proportional to 38,429.46, 57,647.16 and 14,748.39

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Solution

The fourth proportional to 38,429.46, 57,647.16 and 14,748.39 is: 22,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,429.46 : 57,647.16 = 14,748.39 : x
  2. Step 2: Convert to fraction form
    38,429.46/57,647.16 = 14,748.39/x
  3. Step 3: Cross multiply
    38,429.46x = 57,647.16 × 14,748.39
  4. Step 4: Simplify right side
    38,429.46x = 850,202,798.07
  5. Step 5: Solve for x
    x = 850,202,798.07/38,429.46
  6. Step 6: Final answer
    x = 22,123.72

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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.