Home / 49,847.79-74,772.14-14,787.45

Finding the Fourth Proportional to 49,847.79, 74,772.14 and 14,787.45

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Solution

The fourth proportional to 49,847.79, 74,772.14 and 14,787.45 is: 22,181.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,847.79 : 74,772.14 = 14,787.45 : x
  2. Step 2: Convert to fraction form
    49,847.79/74,772.14 = 14,787.45/x
  3. Step 3: Cross multiply
    49,847.79x = 74,772.14 × 14,787.45
  4. Step 4: Simplify right side
    49,847.79x = 1,105,689,207.71
  5. Step 5: Solve for x
    x = 1,105,689,207.71/49,847.79
  6. Step 6: Final answer
    x = 22,181.31

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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.