Home / 18,268.42-25,210.43-9,884.92

Finding the Fourth Proportional to 18,268.42, 25,210.43 and 9,884.92

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Solution

The fourth proportional to 18,268.42, 25,210.43 and 9,884.92 is: 13,641.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.42 : 25,210.43 = 9,884.92 : x
  2. Step 2: Convert to fraction form
    18,268.42/25,210.43 = 9,884.92/x
  3. Step 3: Cross multiply
    18,268.42x = 25,210.43 × 9,884.92
  4. Step 4: Simplify right side
    18,268.42x = 249,203,083.72
  5. Step 5: Solve for x
    x = 249,203,083.72/18,268.42
  6. Step 6: Final answer
    x = 13,641.20

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.