Home / 22,370.53-30,871.24-12,299.61

Finding the Fourth Proportional to 22,370.53, 30,871.24 and 12,299.61

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Solution

The fourth proportional to 22,370.53, 30,871.24 and 12,299.61 is: 16,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,370.53 : 30,871.24 = 12,299.61 : x
  2. Step 2: Convert to fraction form
    22,370.53/30,871.24 = 12,299.61/x
  3. Step 3: Cross multiply
    22,370.53x = 30,871.24 × 12,299.61
  4. Step 4: Simplify right side
    22,370.53x = 379,704,212.22
  5. Step 5: Solve for x
    x = 379,704,212.22/22,370.53
  6. Step 6: Final answer
    x = 16,973.41

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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.