Home / 22,065.48-30,450.56-11,993.93

Finding the Fourth Proportional to 22,065.48, 30,450.56 and 11,993.93

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Solution

The fourth proportional to 22,065.48, 30,450.56 and 11,993.93 is: 16,551.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065.48 : 30,450.56 = 11,993.93 : x
  2. Step 2: Convert to fraction form
    22,065.48/30,450.56 = 11,993.93/x
  3. Step 3: Cross multiply
    22,065.48x = 30,450.56 × 11,993.93
  4. Step 4: Simplify right side
    22,065.48x = 365,221,672.88
  5. Step 5: Solve for x
    x = 365,221,672.88/22,065.48
  6. Step 6: Final answer
    x = 16,551.72

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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.