Home / 14,572.20-21,850.79-4,710.20

Finding the Fourth Proportional to 14,572.20, 21,850.79 and 4,710.20

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Solution

The fourth proportional to 14,572.20, 21,850.79 and 4,710.20 is: 7,062.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.20 : 21,850.79 = 4,710.20 : x
  2. Step 2: Convert to fraction form
    14,572.20/21,850.79 = 4,710.20/x
  3. Step 3: Cross multiply
    14,572.20x = 21,850.79 × 4,710.20
  4. Step 4: Simplify right side
    14,572.20x = 102,921,458.25
  5. Step 5: Solve for x
    x = 102,921,458.25/14,572.20
  6. Step 6: Final answer
    x = 7,062.86

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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.