Home / 14,911.61-22,367.39-3,818.32

Finding the Fourth Proportional to 14,911.61, 22,367.39 and 3,818.32

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Solution

The fourth proportional to 14,911.61, 22,367.39 and 3,818.32 is: 5,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,911.61 : 22,367.39 = 3,818.32 : x
  2. Step 2: Convert to fraction form
    14,911.61/22,367.39 = 3,818.32/x
  3. Step 3: Cross multiply
    14,911.61x = 22,367.39 × 3,818.32
  4. Step 4: Simplify right side
    14,911.61x = 85,405,777.57
  5. Step 5: Solve for x
    x = 85,405,777.57/14,911.61
  6. Step 6: Final answer
    x = 5,727.47

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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.