Home / 22,121.69-30,527.66-12,050.10

Finding the Fourth Proportional to 22,121.69, 30,527.66 and 12,050.10

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Solution

The fourth proportional to 22,121.69, 30,527.66 and 12,050.10 is: 16,628.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.69 : 30,527.66 = 12,050.10 : x
  2. Step 2: Convert to fraction form
    22,121.69/30,527.66 = 12,050.10/x
  3. Step 3: Cross multiply
    22,121.69x = 30,527.66 × 12,050.10
  4. Step 4: Simplify right side
    22,121.69x = 367,861,355.77
  5. Step 5: Solve for x
    x = 367,861,355.77/22,121.69
  6. Step 6: Final answer
    x = 16,628.99

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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.