Home / 14,725.83-20,313.90-8,753.25

Finding the Fourth Proportional to 14,725.83, 20,313.90 and 8,753.25

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Solution

The fourth proportional to 14,725.83, 20,313.90 and 8,753.25 is: 12,074.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.83 : 20,313.90 = 8,753.25 : x
  2. Step 2: Convert to fraction form
    14,725.83/20,313.90 = 8,753.25/x
  3. Step 3: Cross multiply
    14,725.83x = 20,313.90 × 8,753.25
  4. Step 4: Simplify right side
    14,725.83x = 177,812,645.18
  5. Step 5: Solve for x
    x = 177,812,645.18/14,725.83
  6. Step 6: Final answer
    x = 12,074.88

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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.