Home / 12,363.84-18,538.20-5,792.04

Finding the Fourth Proportional to 12,363.84, 18,538.20 and 5,792.04

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Solution

The fourth proportional to 12,363.84, 18,538.20 and 5,792.04 is: 8,684.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.84 : 18,538.20 = 5,792.04 : x
  2. Step 2: Convert to fraction form
    12,363.84/18,538.20 = 5,792.04/x
  3. Step 3: Cross multiply
    12,363.84x = 18,538.20 × 5,792.04
  4. Step 4: Simplify right side
    12,363.84x = 107,373,995.93
  5. Step 5: Solve for x
    x = 107,373,995.93/12,363.84
  6. Step 6: Final answer
    x = 8,684.52

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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.