Home / 10,022.26-13,821.25-7,475.63

Finding the Fourth Proportional to 10,022.26, 13,821.25 and 7,475.63

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Solution

The fourth proportional to 10,022.26, 13,821.25 and 7,475.63 is: 10,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022.26 : 13,821.25 = 7,475.63 : x
  2. Step 2: Convert to fraction form
    10,022.26/13,821.25 = 7,475.63/x
  3. Step 3: Cross multiply
    10,022.26x = 13,821.25 × 7,475.63
  4. Step 4: Simplify right side
    10,022.26x = 103,322,551.14
  5. Step 5: Solve for x
    x = 103,322,551.14/10,022.26
  6. Step 6: Final answer
    x = 10,309.31

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.