Home / 16,081.60-24,122.40-4,394.40

Finding the Fourth Proportional to 16,081.60, 24,122.40 and 4,394.40

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Solution

The fourth proportional to 16,081.60, 24,122.40 and 4,394.40 is: 6,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,081.60 : 24,122.40 = 4,394.40 : x
  2. Step 2: Convert to fraction form
    16,081.60/24,122.40 = 4,394.40/x
  3. Step 3: Cross multiply
    16,081.60x = 24,122.40 × 4,394.40
  4. Step 4: Simplify right side
    16,081.60x = 106,003,474.56
  5. Step 5: Solve for x
    x = 106,003,474.56/16,081.60
  6. Step 6: Final answer
    x = 6,591.60

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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.