Home / 10,228.33-15,356.16-9,896.18

Finding the Fourth Proportional to 10,228.33, 15,356.16 and 9,896.18

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Solution

The fourth proportional to 10,228.33, 15,356.16 and 9,896.18 is: 14,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.33 : 15,356.16 = 9,896.18 : x
  2. Step 2: Convert to fraction form
    10,228.33/15,356.16 = 9,896.18/x
  3. Step 3: Cross multiply
    10,228.33x = 15,356.16 × 9,896.18
  4. Step 4: Simplify right side
    10,228.33x = 151,967,218.86
  5. Step 5: Solve for x
    x = 151,967,218.86/10,228.33
  6. Step 6: Final answer
    x = 14,857.49

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1.5x scale

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.