Home / 22,121.99-30,528.89-12,050.96

Finding the Fourth Proportional to 22,121.99, 30,528.89 and 12,050.96

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Solution

The fourth proportional to 22,121.99, 30,528.89 and 12,050.96 is: 16,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.99 : 30,528.89 = 12,050.96 : x
  2. Step 2: Convert to fraction form
    22,121.99/30,528.89 = 12,050.96/x
  3. Step 3: Cross multiply
    22,121.99x = 30,528.89 × 12,050.96
  4. Step 4: Simplify right side
    22,121.99x = 367,902,219.34
  5. Step 5: Solve for x
    x = 367,902,219.34/22,121.99
  6. Step 6: Final answer
    x = 16,630.62

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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.