Home / 14,500.14-21,755.40-8,947.02

Finding the Fourth Proportional to 14,500.14, 21,755.40 and 8,947.02

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Solution

The fourth proportional to 14,500.14, 21,755.40 and 8,947.02 is: 13,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.14 : 21,755.40 = 8,947.02 : x
  2. Step 2: Convert to fraction form
    14,500.14/21,755.40 = 8,947.02/x
  3. Step 3: Cross multiply
    14,500.14x = 21,755.40 × 8,947.02
  4. Step 4: Simplify right side
    14,500.14x = 194,645,998.91
  5. Step 5: Solve for x
    x = 194,645,998.91/14,500.14
  6. Step 6: Final answer
    x = 13,423.73

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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.