Home / 22,152.22-30,569.67-12,080.68

Finding the Fourth Proportional to 22,152.22, 30,569.67 and 12,080.68

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Solution

The fourth proportional to 22,152.22, 30,569.67 and 12,080.68 is: 16,671.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.22 : 30,569.67 = 12,080.68 : x
  2. Step 2: Convert to fraction form
    22,152.22/30,569.67 = 12,080.68/x
  3. Step 3: Cross multiply
    22,152.22x = 30,569.67 × 12,080.68
  4. Step 4: Simplify right side
    22,152.22x = 369,302,324.55
  5. Step 5: Solve for x
    x = 369,302,324.55/22,152.22
  6. Step 6: Final answer
    x = 16,671.12

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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.