Home / 34,872.54-48,123.82-18,956.94

Finding the Fourth Proportional to 34,872.54, 48,123.82 and 18,956.94

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Solution

The fourth proportional to 34,872.54, 48,123.82 and 18,956.94 is: 26,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,872.54 : 48,123.82 = 18,956.94 : x
  2. Step 2: Convert to fraction form
    34,872.54/48,123.82 = 18,956.94/x
  3. Step 3: Cross multiply
    34,872.54x = 48,123.82 × 18,956.94
  4. Step 4: Simplify right side
    34,872.54x = 912,280,368.31
  5. Step 5: Solve for x
    x = 912,280,368.31/34,872.54
  6. Step 6: Final answer
    x = 26,160.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.