Home / 45,578.17-68,367.25-12,298.23

Finding the Fourth Proportional to 45,578.17, 68,367.25 and 12,298.23

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Solution

The fourth proportional to 45,578.17, 68,367.25 and 12,298.23 is: 18,447.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,578.17 : 68,367.25 = 12,298.23 : x
  2. Step 2: Convert to fraction form
    45,578.17/68,367.25 = 12,298.23/x
  3. Step 3: Cross multiply
    45,578.17x = 68,367.25 × 12,298.23
  4. Step 4: Simplify right side
    45,578.17x = 840,796,164.97
  5. Step 5: Solve for x
    x = 840,796,164.97/45,578.17
  6. Step 6: Final answer
    x = 18,447.35

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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.