Home / 14,578.98-21,868.47-5,813.97

Finding the Fourth Proportional to 14,578.98, 21,868.47 and 5,813.97

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Solution

The fourth proportional to 14,578.98, 21,868.47 and 5,813.97 is: 8,720.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578.98 : 21,868.47 = 5,813.97 : x
  2. Step 2: Convert to fraction form
    14,578.98/21,868.47 = 5,813.97/x
  3. Step 3: Cross multiply
    14,578.98x = 21,868.47 × 5,813.97
  4. Step 4: Simplify right side
    14,578.98x = 127,142,628.53
  5. Step 5: Solve for x
    x = 127,142,628.53/14,578.98
  6. Step 6: Final answer
    x = 8,720.96

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Similar ratio
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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.