Home / 15,994.14-22,076.64-9,282.90

Finding the Fourth Proportional to 15,994.14, 22,076.64 and 9,282.90

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Solution

The fourth proportional to 15,994.14, 22,076.64 and 9,282.90 is: 12,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.14 : 22,076.64 = 9,282.90 : x
  2. Step 2: Convert to fraction form
    15,994.14/22,076.64 = 9,282.90/x
  3. Step 3: Cross multiply
    15,994.14x = 22,076.64 × 9,282.90
  4. Step 4: Simplify right side
    15,994.14x = 204,935,241.46
  5. Step 5: Solve for x
    x = 204,935,241.46/15,994.14
  6. Step 6: Final answer
    x = 12,813.15

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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.