Home / 14,034.36-21,063.78-5,718.90

Finding the Fourth Proportional to 14,034.36, 21,063.78 and 5,718.90

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Solution

The fourth proportional to 14,034.36, 21,063.78 and 5,718.90 is: 8,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.36 : 21,063.78 = 5,718.90 : x
  2. Step 2: Convert to fraction form
    14,034.36/21,063.78 = 5,718.90/x
  3. Step 3: Cross multiply
    14,034.36x = 21,063.78 × 5,718.90
  4. Step 4: Simplify right side
    14,034.36x = 120,461,651.44
  5. Step 5: Solve for x
    x = 120,461,651.44/14,034.36
  6. Step 6: Final answer
    x = 8,583.34

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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.