Home / 22,152.52-30,562.92-12,591.44

Finding the Fourth Proportional to 22,152.52, 30,562.92 and 12,591.44

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Solution

The fourth proportional to 22,152.52, 30,562.92 and 12,591.44 is: 17,371.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,152.52 : 30,562.92 = 12,591.44 : x
  2. Step 2: Convert to fraction form
    22,152.52/30,562.92 = 12,591.44/x
  3. Step 3: Cross multiply
    22,152.52x = 30,562.92 × 12,591.44
  4. Step 4: Simplify right side
    22,152.52x = 384,831,173.40
  5. Step 5: Solve for x
    x = 384,831,173.40/22,152.52
  6. Step 6: Final answer
    x = 17,371.89

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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.