Home / 22,135.10-30,546.05-12,063.62

Finding the Fourth Proportional to 22,135.10, 30,546.05 and 12,063.62

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Solution

The fourth proportional to 22,135.10, 30,546.05 and 12,063.62 is: 16,647.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,135.10 : 30,546.05 = 12,063.62 : x
  2. Step 2: Convert to fraction form
    22,135.10/30,546.05 = 12,063.62/x
  3. Step 3: Cross multiply
    22,135.10x = 30,546.05 × 12,063.62
  4. Step 4: Simplify right side
    22,135.10x = 368,495,955.75
  5. Step 5: Solve for x
    x = 368,495,955.75/22,135.10
  6. Step 6: Final answer
    x = 16,647.59

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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.