Home / 14,902.20-22,355.70-5,042.06

Finding the Fourth Proportional to 14,902.20, 22,355.70 and 5,042.06

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Solution

The fourth proportional to 14,902.20, 22,355.70 and 5,042.06 is: 7,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,902.20 : 22,355.70 = 5,042.06 : x
  2. Step 2: Convert to fraction form
    14,902.20/22,355.70 = 5,042.06/x
  3. Step 3: Cross multiply
    14,902.20x = 22,355.70 × 5,042.06
  4. Step 4: Simplify right side
    14,902.20x = 112,718,780.74
  5. Step 5: Solve for x
    x = 112,718,780.74/14,902.20
  6. Step 6: Final answer
    x = 7,563.90

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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.