Home / 13,511.48-20,267.28-6,107.27

Finding the Fourth Proportional to 13,511.48, 20,267.28 and 6,107.27

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Solution

The fourth proportional to 13,511.48, 20,267.28 and 6,107.27 is: 9,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,511.48 : 20,267.28 = 6,107.27 : x
  2. Step 2: Convert to fraction form
    13,511.48/20,267.28 = 6,107.27/x
  3. Step 3: Cross multiply
    13,511.48x = 20,267.28 × 6,107.27
  4. Step 4: Simplify right side
    13,511.48x = 123,777,649.79
  5. Step 5: Solve for x
    x = 123,777,649.79/13,511.48
  6. Step 6: Final answer
    x = 9,160.93

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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.