Home / 14,021.64-19,350.90-8,053.56

Finding the Fourth Proportional to 14,021.64, 19,350.90 and 8,053.56

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Solution

The fourth proportional to 14,021.64, 19,350.90 and 8,053.56 is: 11,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021.64 : 19,350.90 = 8,053.56 : x
  2. Step 2: Convert to fraction form
    14,021.64/19,350.90 = 8,053.56/x
  3. Step 3: Cross multiply
    14,021.64x = 19,350.90 × 8,053.56
  4. Step 4: Simplify right side
    14,021.64x = 155,843,634.20
  5. Step 5: Solve for x
    x = 155,843,634.20/14,021.64
  6. Step 6: Final answer
    x = 11,114.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.