Home / 17,268.64-23,830.14-9,715.12

Finding the Fourth Proportional to 17,268.64, 23,830.14 and 9,715.12

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Solution

The fourth proportional to 17,268.64, 23,830.14 and 9,715.12 is: 13,406.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,268.64 : 23,830.14 = 9,715.12 : x
  2. Step 2: Convert to fraction form
    17,268.64/23,830.14 = 9,715.12/x
  3. Step 3: Cross multiply
    17,268.64x = 23,830.14 × 9,715.12
  4. Step 4: Simplify right side
    17,268.64x = 231,512,669.72
  5. Step 5: Solve for x
    x = 231,512,669.72/17,268.64
  6. Step 6: Final answer
    x = 13,406.54

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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.