Home / 12,496.35-17,257.88-10,809.66

Finding the Fourth Proportional to 12,496.35, 17,257.88 and 10,809.66

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Solution

The fourth proportional to 12,496.35, 17,257.88 and 10,809.66 is: 14,928.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.35 : 17,257.88 = 10,809.66 : x
  2. Step 2: Convert to fraction form
    12,496.35/17,257.88 = 10,809.66/x
  3. Step 3: Cross multiply
    12,496.35x = 17,257.88 × 10,809.66
  4. Step 4: Simplify right side
    12,496.35x = 186,551,815.12
  5. Step 5: Solve for x
    x = 186,551,815.12/12,496.35
  6. Step 6: Final answer
    x = 14,928.50

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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.