Home / 14,943.74-20,621.88-8,893.96

Finding the Fourth Proportional to 14,943.74, 20,621.88 and 8,893.96

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Solution

The fourth proportional to 14,943.74, 20,621.88 and 8,893.96 is: 12,273.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,943.74 : 20,621.88 = 8,893.96 : x
  2. Step 2: Convert to fraction form
    14,943.74/20,621.88 = 8,893.96/x
  3. Step 3: Cross multiply
    14,943.74x = 20,621.88 × 8,893.96
  4. Step 4: Simplify right side
    14,943.74x = 183,410,124.29
  5. Step 5: Solve for x
    x = 183,410,124.29/14,943.74
  6. Step 6: Final answer
    x = 12,273.38

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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.