Home / 16,638.60-22,942.62-11,336.52

Finding the Fourth Proportional to 16,638.60, 22,942.62 and 11,336.52

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Solution

The fourth proportional to 16,638.60, 22,942.62 and 11,336.52 is: 15,631.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638.60 : 22,942.62 = 11,336.52 : x
  2. Step 2: Convert to fraction form
    16,638.60/22,942.62 = 11,336.52/x
  3. Step 3: Cross multiply
    16,638.60x = 22,942.62 × 11,336.52
  4. Step 4: Simplify right side
    16,638.60x = 260,089,470.48
  5. Step 5: Solve for x
    x = 260,089,470.48/16,638.60
  6. Step 6: Final answer
    x = 15,631.69

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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.