Home / 19,552.84-29,339.79-12,982.12

Finding the Fourth Proportional to 19,552.84, 29,339.79 and 12,982.12

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Solution

The fourth proportional to 19,552.84, 29,339.79 and 12,982.12 is: 19,480.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.84 : 29,339.79 = 12,982.12 : x
  2. Step 2: Convert to fraction form
    19,552.84/29,339.79 = 12,982.12/x
  3. Step 3: Cross multiply
    19,552.84x = 29,339.79 × 12,982.12
  4. Step 4: Simplify right side
    19,552.84x = 380,892,674.55
  5. Step 5: Solve for x
    x = 380,892,674.55/19,552.84
  6. Step 6: Final answer
    x = 19,480.17

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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.