Home / 22,030.62-30,401.97-11,958.98

Finding the Fourth Proportional to 22,030.62, 30,401.97 and 11,958.98

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Solution

The fourth proportional to 22,030.62, 30,401.97 and 11,958.98 is: 16,503.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,030.62 : 30,401.97 = 11,958.98 : x
  2. Step 2: Convert to fraction form
    22,030.62/30,401.97 = 11,958.98/x
  3. Step 3: Cross multiply
    22,030.62x = 30,401.97 × 11,958.98
  4. Step 4: Simplify right side
    22,030.62x = 363,576,551.19
  5. Step 5: Solve for x
    x = 363,576,551.19/22,030.62
  6. Step 6: Final answer
    x = 16,503.24

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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.