Home / 14,368.87-21,540.57-5,601.73

Finding the Fourth Proportional to 14,368.87, 21,540.57 and 5,601.73

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Solution

The fourth proportional to 14,368.87, 21,540.57 and 5,601.73 is: 8,397.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,368.87 : 21,540.57 = 5,601.73 : x
  2. Step 2: Convert to fraction form
    14,368.87/21,540.57 = 5,601.73/x
  3. Step 3: Cross multiply
    14,368.87x = 21,540.57 × 5,601.73
  4. Step 4: Simplify right side
    14,368.87x = 120,664,457.19
  5. Step 5: Solve for x
    x = 120,664,457.19/14,368.87
  6. Step 6: Final answer
    x = 8,397.63

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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.