Home / 43,880.28-65,827.32-18,927.44

Finding the Fourth Proportional to 43,880.28, 65,827.32 and 18,927.44

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Solution

The fourth proportional to 43,880.28, 65,827.32 and 18,927.44 is: 28,394.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,880.28 : 65,827.32 = 18,927.44 : x
  2. Step 2: Convert to fraction form
    43,880.28/65,827.32 = 18,927.44/x
  3. Step 3: Cross multiply
    43,880.28x = 65,827.32 × 18,927.44
  4. Step 4: Simplify right side
    43,880.28x = 1,245,942,649.66
  5. Step 5: Solve for x
    x = 1,245,942,649.66/43,880.28
  6. Step 6: Final answer
    x = 28,394.14

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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.