Home / 13,633.27-20,417.10-9,237.40

Finding the Fourth Proportional to 13,633.27, 20,417.10 and 9,237.40

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Solution

The fourth proportional to 13,633.27, 20,417.10 and 9,237.40 is: 13,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.27 : 20,417.10 = 9,237.40 : x
  2. Step 2: Convert to fraction form
    13,633.27/20,417.10 = 9,237.40/x
  3. Step 3: Cross multiply
    13,633.27x = 20,417.10 × 9,237.40
  4. Step 4: Simplify right side
    13,633.27x = 188,600,919.54
  5. Step 5: Solve for x
    x = 188,600,919.54/13,633.27
  6. Step 6: Final answer
    x = 13,833.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.