Home / 14,537.20-21,814.80-5,771.20

Finding the Fourth Proportional to 14,537.20, 21,814.80 and 5,771.20

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Solution

The fourth proportional to 14,537.20, 21,814.80 and 5,771.20 is: 8,660.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,537.20 : 21,814.80 = 5,771.20 : x
  2. Step 2: Convert to fraction form
    14,537.20/21,814.80 = 5,771.20/x
  3. Step 3: Cross multiply
    14,537.20x = 21,814.80 × 5,771.20
  4. Step 4: Simplify right side
    14,537.20x = 125,897,573.76
  5. Step 5: Solve for x
    x = 125,897,573.76/14,537.20
  6. Step 6: Final answer
    x = 8,660.37

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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.