Home / 14,741.78-20,344.05-8,027.69

Finding the Fourth Proportional to 14,741.78, 20,344.05 and 8,027.69

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Solution

The fourth proportional to 14,741.78, 20,344.05 and 8,027.69 is: 11,078.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741.78 : 20,344.05 = 8,027.69 : x
  2. Step 2: Convert to fraction form
    14,741.78/20,344.05 = 8,027.69/x
  3. Step 3: Cross multiply
    14,741.78x = 20,344.05 × 8,027.69
  4. Step 4: Simplify right side
    14,741.78x = 163,315,726.74
  5. Step 5: Solve for x
    x = 163,315,726.74/14,741.78
  6. Step 6: Final answer
    x = 11,078.43

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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.