Home / 22,255.23-30,712.71-12,184.11

Finding the Fourth Proportional to 22,255.23, 30,712.71 and 12,184.11

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Solution

The fourth proportional to 22,255.23, 30,712.71 and 12,184.11 is: 16,814.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,255.23 : 30,712.71 = 12,184.11 : x
  2. Step 2: Convert to fraction form
    22,255.23/30,712.71 = 12,184.11/x
  3. Step 3: Cross multiply
    22,255.23x = 30,712.71 × 12,184.11
  4. Step 4: Simplify right side
    22,255.23x = 374,207,037.04
  5. Step 5: Solve for x
    x = 374,207,037.04/22,255.23
  6. Step 6: Final answer
    x = 16,814.34

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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.