Home / 22,065.49-30,450.67-11,994.08

Finding the Fourth Proportional to 22,065.49, 30,450.67 and 11,994.08

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Solution

The fourth proportional to 22,065.49, 30,450.67 and 11,994.08 is: 16,551.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.49 : 30,450.67 = 11,994.08 : x
  2. Step 2: Convert to fraction form
    22,065.49/30,450.67 = 11,994.08/x
  3. Step 3: Cross multiply
    22,065.49x = 30,450.67 × 11,994.08
  4. Step 4: Simplify right side
    22,065.49x = 365,227,818.18
  5. Step 5: Solve for x
    x = 365,227,818.18/22,065.49
  6. Step 6: Final answer
    x = 16,551.99

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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.