Home / 14,193.60-21,286.80-5,866.80

Finding the Fourth Proportional to 14,193.60, 21,286.80 and 5,866.80

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Solution

The fourth proportional to 14,193.60, 21,286.80 and 5,866.80 is: 8,798.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193.60 : 21,286.80 = 5,866.80 : x
  2. Step 2: Convert to fraction form
    14,193.60/21,286.80 = 5,866.80/x
  3. Step 3: Cross multiply
    14,193.60x = 21,286.80 × 5,866.80
  4. Step 4: Simplify right side
    14,193.60x = 124,885,398.24
  5. Step 5: Solve for x
    x = 124,885,398.24/14,193.60
  6. Step 6: Final answer
    x = 8,798.71

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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.