Home / 13,306.58-19,972.14-6,737.42

Finding the Fourth Proportional to 13,306.58, 19,972.14 and 6,737.42

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Solution

The fourth proportional to 13,306.58, 19,972.14 and 6,737.42 is: 10,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.58 : 19,972.14 = 6,737.42 : x
  2. Step 2: Convert to fraction form
    13,306.58/19,972.14 = 6,737.42/x
  3. Step 3: Cross multiply
    13,306.58x = 19,972.14 × 6,737.42
  4. Step 4: Simplify right side
    13,306.58x = 134,560,695.48
  5. Step 5: Solve for x
    x = 134,560,695.48/13,306.58
  6. Step 6: Final answer
    x = 10,112.34

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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.