Home / 14,379.99-21,564.57-5,017.59

Finding the Fourth Proportional to 14,379.99, 21,564.57 and 5,017.59

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Solution

The fourth proportional to 14,379.99, 21,564.57 and 5,017.59 is: 7,524.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.99 : 21,564.57 = 5,017.59 : x
  2. Step 2: Convert to fraction form
    14,379.99/21,564.57 = 5,017.59/x
  3. Step 3: Cross multiply
    14,379.99x = 21,564.57 × 5,017.59
  4. Step 4: Simplify right side
    14,379.99x = 108,202,170.79
  5. Step 5: Solve for x
    x = 108,202,170.79/14,379.99
  6. Step 6: Final answer
    x = 7,524.50

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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.