Home / 22,116.26-30,520.47-12,044.74

Finding the Fourth Proportional to 22,116.26, 30,520.47 and 12,044.74

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Solution

The fourth proportional to 22,116.26, 30,520.47 and 12,044.74 is: 16,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116.26 : 30,520.47 = 12,044.74 : x
  2. Step 2: Convert to fraction form
    22,116.26/30,520.47 = 12,044.74/x
  3. Step 3: Cross multiply
    22,116.26x = 30,520.47 × 12,044.74
  4. Step 4: Simplify right side
    22,116.26x = 367,611,065.60
  5. Step 5: Solve for x
    x = 367,611,065.60/22,116.26
  6. Step 6: Final answer
    x = 16,621.76

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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.