Home / 14,733.52-20,334.92-8,445.92

Finding the Fourth Proportional to 14,733.52, 20,334.92 and 8,445.92

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Solution

The fourth proportional to 14,733.52, 20,334.92 and 8,445.92 is: 11,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,733.52 : 20,334.92 = 8,445.92 : x
  2. Step 2: Convert to fraction form
    14,733.52/20,334.92 = 8,445.92/x
  3. Step 3: Cross multiply
    14,733.52x = 20,334.92 × 8,445.92
  4. Step 4: Simplify right side
    14,733.52x = 171,747,107.53
  5. Step 5: Solve for x
    x = 171,747,107.53/14,733.52
  6. Step 6: Final answer
    x = 11,656.90

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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.