Home / 14,725.87-20,314.99-8,754.14

Finding the Fourth Proportional to 14,725.87, 20,314.99 and 8,754.14

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Solution

The fourth proportional to 14,725.87, 20,314.99 and 8,754.14 is: 12,076.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,725.87 : 20,314.99 = 8,754.14 : x
  2. Step 2: Convert to fraction form
    14,725.87/20,314.99 = 8,754.14/x
  3. Step 3: Cross multiply
    14,725.87x = 20,314.99 × 8,754.14
  4. Step 4: Simplify right side
    14,725.87x = 177,840,266.56
  5. Step 5: Solve for x
    x = 177,840,266.56/14,725.87
  6. Step 6: Final answer
    x = 12,076.72

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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.