Home / 18,067.18-24,931.34-10,513.56

Finding the Fourth Proportional to 18,067.18, 24,931.34 and 10,513.56

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Solution

The fourth proportional to 18,067.18, 24,931.34 and 10,513.56 is: 14,507.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,067.18 : 24,931.34 = 10,513.56 : x
  2. Step 2: Convert to fraction form
    18,067.18/24,931.34 = 10,513.56/x
  3. Step 3: Cross multiply
    18,067.18x = 24,931.34 × 10,513.56
  4. Step 4: Simplify right side
    18,067.18x = 262,117,138.97
  5. Step 5: Solve for x
    x = 262,117,138.97/18,067.18
  6. Step 6: Final answer
    x = 14,507.92

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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.