Home / 13,496.52-18,626.42-8,192.68

Finding the Fourth Proportional to 13,496.52, 18,626.42 and 8,192.68

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Solution

The fourth proportional to 13,496.52, 18,626.42 and 8,192.68 is: 11,306.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,496.52 : 18,626.42 = 8,192.68 : x
  2. Step 2: Convert to fraction form
    13,496.52/18,626.42 = 8,192.68/x
  3. Step 3: Cross multiply
    13,496.52x = 18,626.42 × 8,192.68
  4. Step 4: Simplify right side
    13,496.52x = 152,600,298.61
  5. Step 5: Solve for x
    x = 152,600,298.61/13,496.52
  6. Step 6: Final answer
    x = 11,306.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.