Home / 18,652.08-25,740.20-10,268.56

Finding the Fourth Proportional to 18,652.08, 25,740.20 and 10,268.56

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Solution

The fourth proportional to 18,652.08, 25,740.20 and 10,268.56 is: 14,170.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652.08 : 25,740.20 = 10,268.56 : x
  2. Step 2: Convert to fraction form
    18,652.08/25,740.20 = 10,268.56/x
  3. Step 3: Cross multiply
    18,652.08x = 25,740.20 × 10,268.56
  4. Step 4: Simplify right side
    18,652.08x = 264,314,788.11
  5. Step 5: Solve for x
    x = 264,314,788.11/18,652.08
  6. Step 6: Final answer
    x = 14,170.79

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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.