Home / 15,816.16-23,732.70-10,268.20

Finding the Fourth Proportional to 15,816.16, 23,732.70 and 10,268.20

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Solution

The fourth proportional to 15,816.16, 23,732.70 and 10,268.20 is: 15,407.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.16 : 23,732.70 = 10,268.20 : x
  2. Step 2: Convert to fraction form
    15,816.16/23,732.70 = 10,268.20/x
  3. Step 3: Cross multiply
    15,816.16x = 23,732.70 × 10,268.20
  4. Step 4: Simplify right side
    15,816.16x = 243,691,940.14
  5. Step 5: Solve for x
    x = 243,691,940.14/15,816.16
  6. Step 6: Final answer
    x = 15,407.79

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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.