Home / 22,289.46-30,759.51-12,218.27

Finding the Fourth Proportional to 22,289.46, 30,759.51 and 12,218.27

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Solution

The fourth proportional to 22,289.46, 30,759.51 and 12,218.27 is: 16,861.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,289.46 : 30,759.51 = 12,218.27 : x
  2. Step 2: Convert to fraction form
    22,289.46/30,759.51 = 12,218.27/x
  3. Step 3: Cross multiply
    22,289.46x = 30,759.51 × 12,218.27
  4. Step 4: Simplify right side
    22,289.46x = 375,827,844.45
  5. Step 5: Solve for x
    x = 375,827,844.45/22,289.46
  6. Step 6: Final answer
    x = 16,861.24

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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.