Home / 19,446.48-29,171.88-16,787.52

Finding the Fourth Proportional to 19,446.48, 29,171.88 and 16,787.52

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Solution

The fourth proportional to 19,446.48, 29,171.88 and 16,787.52 is: 25,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,446.48 : 29,171.88 = 16,787.52 : x
  2. Step 2: Convert to fraction form
    19,446.48/29,171.88 = 16,787.52/x
  3. Step 3: Cross multiply
    19,446.48x = 29,171.88 × 16,787.52
  4. Step 4: Simplify right side
    19,446.48x = 489,723,518.94
  5. Step 5: Solve for x
    x = 489,723,518.94/19,446.48
  6. Step 6: Final answer
    x = 25,183.14

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1.5x scale

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.