Home / 13,267.76-19,901.40-11,201.04

Finding the Fourth Proportional to 13,267.76, 19,901.40 and 11,201.04

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Solution

The fourth proportional to 13,267.76, 19,901.40 and 11,201.04 is: 16,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.76 : 19,901.40 = 11,201.04 : x
  2. Step 2: Convert to fraction form
    13,267.76/19,901.40 = 11,201.04/x
  3. Step 3: Cross multiply
    13,267.76x = 19,901.40 × 11,201.04
  4. Step 4: Simplify right side
    13,267.76x = 222,916,377.46
  5. Step 5: Solve for x
    x = 222,916,377.46/13,267.76
  6. Step 6: Final answer
    x = 16,801.36

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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.