Home / 18,226.93-25,153.65-10,268.68

Finding the Fourth Proportional to 18,226.93, 25,153.65 and 10,268.68

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Solution

The fourth proportional to 18,226.93, 25,153.65 and 10,268.68 is: 14,171.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.93 : 25,153.65 = 10,268.68 : x
  2. Step 2: Convert to fraction form
    18,226.93/25,153.65 = 10,268.68/x
  3. Step 3: Cross multiply
    18,226.93x = 25,153.65 × 10,268.68
  4. Step 4: Simplify right side
    18,226.93x = 258,294,605.57
  5. Step 5: Solve for x
    x = 258,294,605.57/18,226.93
  6. Step 6: Final answer
    x = 14,171.05

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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.