Home / 14,020.54-21,027.84-5,256.10

Finding the Fourth Proportional to 14,020.54, 21,027.84 and 5,256.10

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Solution

The fourth proportional to 14,020.54, 21,027.84 and 5,256.10 is: 7,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020.54 : 21,027.84 = 5,256.10 : x
  2. Step 2: Convert to fraction form
    14,020.54/21,027.84 = 5,256.10/x
  3. Step 3: Cross multiply
    14,020.54x = 21,027.84 × 5,256.10
  4. Step 4: Simplify right side
    14,020.54x = 110,524,429.82
  5. Step 5: Solve for x
    x = 110,524,429.82/14,020.54
  6. Step 6: Final answer
    x = 7,883.04

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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.