Home / 13,087.92-19,634.84-4,323.76

Finding the Fourth Proportional to 13,087.92, 19,634.84 and 4,323.76

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Solution

The fourth proportional to 13,087.92, 19,634.84 and 4,323.76 is: 6,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,087.92 : 19,634.84 = 4,323.76 : x
  2. Step 2: Convert to fraction form
    13,087.92/19,634.84 = 4,323.76/x
  3. Step 3: Cross multiply
    13,087.92x = 19,634.84 × 4,323.76
  4. Step 4: Simplify right side
    13,087.92x = 84,896,335.80
  5. Step 5: Solve for x
    x = 84,896,335.80/13,087.92
  6. Step 6: Final answer
    x = 6,486.62

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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.