Home / 12,274.92-18,402.38-5,705.24

Finding the Fourth Proportional to 12,274.92, 18,402.38 and 5,705.24

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Solution

The fourth proportional to 12,274.92, 18,402.38 and 5,705.24 is: 8,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.92 : 18,402.38 = 5,705.24 : x
  2. Step 2: Convert to fraction form
    12,274.92/18,402.38 = 5,705.24/x
  3. Step 3: Cross multiply
    12,274.92x = 18,402.38 × 5,705.24
  4. Step 4: Simplify right side
    12,274.92x = 104,989,994.47
  5. Step 5: Solve for x
    x = 104,989,994.47/12,274.92
  6. Step 6: Final answer
    x = 8,553.21

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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.