Home / 17,268.98-23,831.15-9,715.32

Finding the Fourth Proportional to 17,268.98, 23,831.15 and 9,715.32

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Solution

The fourth proportional to 17,268.98, 23,831.15 and 9,715.32 is: 13,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.98 : 23,831.15 = 9,715.32 : x
  2. Step 2: Convert to fraction form
    17,268.98/23,831.15 = 9,715.32/x
  3. Step 3: Cross multiply
    17,268.98x = 23,831.15 × 9,715.32
  4. Step 4: Simplify right side
    17,268.98x = 231,527,129.06
  5. Step 5: Solve for x
    x = 231,527,129.06/17,268.98
  6. Step 6: Final answer
    x = 13,407.11

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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.