Home / 13,552.04-20,311.14-6,530.76

Finding the Fourth Proportional to 13,552.04, 20,311.14 and 6,530.76

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Solution

The fourth proportional to 13,552.04, 20,311.14 and 6,530.76 is: 9,787.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.04 : 20,311.14 = 6,530.76 : x
  2. Step 2: Convert to fraction form
    13,552.04/20,311.14 = 6,530.76/x
  3. Step 3: Cross multiply
    13,552.04x = 20,311.14 × 6,530.76
  4. Step 4: Simplify right side
    13,552.04x = 132,647,180.67
  5. Step 5: Solve for x
    x = 132,647,180.67/13,552.04
  6. Step 6: Final answer
    x = 9,787.99

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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.