Home / 50,291.14-75,446.40-19,123.96

Finding the Fourth Proportional to 50,291.14, 75,446.40 and 19,123.96

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Solution

The fourth proportional to 50,291.14, 75,446.40 and 19,123.96 is: 28,689.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,291.14 : 75,446.40 = 19,123.96 : x
  2. Step 2: Convert to fraction form
    50,291.14/75,446.40 = 19,123.96/x
  3. Step 3: Cross multiply
    50,291.14x = 75,446.40 × 19,123.96
  4. Step 4: Simplify right side
    50,291.14x = 1,442,833,935.74
  5. Step 5: Solve for x
    x = 1,442,833,935.74/50,291.14
  6. Step 6: Final answer
    x = 28,689.62

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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.