Home / 49,664.79-74,495.18-12,223.04

Finding the Fourth Proportional to 49,664.79, 74,495.18 and 12,223.04

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Solution

The fourth proportional to 49,664.79, 74,495.18 and 12,223.04 is: 18,334.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,664.79 : 74,495.18 = 12,223.04 : x
  2. Step 2: Convert to fraction form
    49,664.79/74,495.18 = 12,223.04/x
  3. Step 3: Cross multiply
    49,664.79x = 74,495.18 × 12,223.04
  4. Step 4: Simplify right side
    49,664.79x = 910,557,223.03
  5. Step 5: Solve for x
    x = 910,557,223.03/49,664.79
  6. Step 6: Final answer
    x = 18,334.06

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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.