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Finding the Fourth Proportional to 17,268.96, 23,831.02 and 9,816.96

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Solution

The fourth proportional to 17,268.96, 23,831.02 and 9,816.96 is: 13,547.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.96 : 23,831.02 = 9,816.96 : x
  2. Step 2: Convert to fraction form
    17,268.96/23,831.02 = 9,816.96/x
  3. Step 3: Cross multiply
    17,268.96x = 23,831.02 × 9,816.96
  4. Step 4: Simplify right side
    17,268.96x = 233,948,170.10
  5. Step 5: Solve for x
    x = 233,948,170.10/17,268.96
  6. Step 6: Final answer
    x = 13,547.32

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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.