Home / 18,765.86-25,897.22-10,268.73

Finding the Fourth Proportional to 18,765.86, 25,897.22 and 10,268.73

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Solution

The fourth proportional to 18,765.86, 25,897.22 and 10,268.73 is: 14,171.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,765.86 : 25,897.22 = 10,268.73 : x
  2. Step 2: Convert to fraction form
    18,765.86/25,897.22 = 10,268.73/x
  3. Step 3: Cross multiply
    18,765.86x = 25,897.22 × 10,268.73
  4. Step 4: Simplify right side
    18,765.86x = 265,931,395.29
  5. Step 5: Solve for x
    x = 265,931,395.29/18,765.86
  6. Step 6: Final answer
    x = 14,171.02

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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.