Home / 16,144.40-24,220.50-5,612.90

Finding the Fourth Proportional to 16,144.40, 24,220.50 and 5,612.90

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Solution

The fourth proportional to 16,144.40, 24,220.50 and 5,612.90 is: 8,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.40 : 24,220.50 = 5,612.90 : x
  2. Step 2: Convert to fraction form
    16,144.40/24,220.50 = 5,612.90/x
  3. Step 3: Cross multiply
    16,144.40x = 24,220.50 × 5,612.90
  4. Step 4: Simplify right side
    16,144.40x = 135,947,123.35
  5. Step 5: Solve for x
    x = 135,947,123.35/16,144.40
  6. Step 6: Final answer
    x = 8,420.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.