Home / 13,263.84-19,904.76-5,472.60

Finding the Fourth Proportional to 13,263.84, 19,904.76 and 5,472.60

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Solution

The fourth proportional to 13,263.84, 19,904.76 and 5,472.60 is: 8,212.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.84 : 19,904.76 = 5,472.60 : x
  2. Step 2: Convert to fraction form
    13,263.84/19,904.76 = 5,472.60/x
  3. Step 3: Cross multiply
    13,263.84x = 19,904.76 × 5,472.60
  4. Step 4: Simplify right side
    13,263.84x = 108,930,789.58
  5. Step 5: Solve for x
    x = 108,930,789.58/13,263.84
  6. Step 6: Final answer
    x = 8,212.61

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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.