Home / 13,633.31-20,417.15-9,237.44

Finding the Fourth Proportional to 13,633.31, 20,417.15 and 9,237.44

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Solution

The fourth proportional to 13,633.31, 20,417.15 and 9,237.44 is: 13,833.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.31 : 20,417.15 = 9,237.44 : x
  2. Step 2: Convert to fraction form
    13,633.31/20,417.15 = 9,237.44/x
  3. Step 3: Cross multiply
    13,633.31x = 20,417.15 × 9,237.44
  4. Step 4: Simplify right side
    13,633.31x = 188,602,198.10
  5. Step 5: Solve for x
    x = 188,602,198.10/13,633.31
  6. Step 6: Final answer
    x = 13,833.93

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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.