Home / 14,221.38-21,314.78-10,062.60

Finding the Fourth Proportional to 14,221.38, 21,314.78 and 10,062.60

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Solution

The fourth proportional to 14,221.38, 21,314.78 and 10,062.60 is: 15,081.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.38 : 21,314.78 = 10,062.60 : x
  2. Step 2: Convert to fraction form
    14,221.38/21,314.78 = 10,062.60/x
  3. Step 3: Cross multiply
    14,221.38x = 21,314.78 × 10,062.60
  4. Step 4: Simplify right side
    14,221.38x = 214,482,054.92
  5. Step 5: Solve for x
    x = 214,482,054.92/14,221.38
  6. Step 6: Final answer
    x = 15,081.66

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.