Home / 27,216.60-40,812.13-16,124.86

Finding the Fourth Proportional to 27,216.60, 40,812.13 and 16,124.86

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Solution

The fourth proportional to 27,216.60, 40,812.13 and 16,124.86 is: 24,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,216.60 : 40,812.13 = 16,124.86 : x
  2. Step 2: Convert to fraction form
    27,216.60/40,812.13 = 16,124.86/x
  3. Step 3: Cross multiply
    27,216.60x = 40,812.13 × 16,124.86
  4. Step 4: Simplify right side
    27,216.60x = 658,089,882.55
  5. Step 5: Solve for x
    x = 658,089,882.55/27,216.60
  6. Step 6: Final answer
    x = 24,179.72

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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.