Home / 13,519.52-20,282.46-6,123.95

Finding the Fourth Proportional to 13,519.52, 20,282.46 and 6,123.95

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Solution

The fourth proportional to 13,519.52, 20,282.46 and 6,123.95 is: 9,187.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,519.52 : 20,282.46 = 6,123.95 : x
  2. Step 2: Convert to fraction form
    13,519.52/20,282.46 = 6,123.95/x
  3. Step 3: Cross multiply
    13,519.52x = 20,282.46 × 6,123.95
  4. Step 4: Simplify right side
    13,519.52x = 124,208,770.92
  5. Step 5: Solve for x
    x = 124,208,770.92/13,519.52
  6. Step 6: Final answer
    x = 9,187.37

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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.