Home / 13,921.80-19,193.50-11,060.03

Finding the Fourth Proportional to 13,921.80, 19,193.50 and 11,060.03

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Solution

The fourth proportional to 13,921.80, 19,193.50 and 11,060.03 is: 15,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,921.80 : 19,193.50 = 11,060.03 : x
  2. Step 2: Convert to fraction form
    13,921.80/19,193.50 = 11,060.03/x
  3. Step 3: Cross multiply
    13,921.80x = 19,193.50 × 11,060.03
  4. Step 4: Simplify right side
    13,921.80x = 212,280,562.19
  5. Step 5: Solve for x
    x = 212,280,562.19/13,921.80
  6. Step 6: Final answer
    x = 15,248.07

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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.