Home / 19,984.28-27,561.36-12,025.01

Finding the Fourth Proportional to 19,984.28, 27,561.36 and 12,025.01

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Solution

The fourth proportional to 19,984.28, 27,561.36 and 12,025.01 is: 16,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,984.28 : 27,561.36 = 12,025.01 : x
  2. Step 2: Convert to fraction form
    19,984.28/27,561.36 = 12,025.01/x
  3. Step 3: Cross multiply
    19,984.28x = 27,561.36 × 12,025.01
  4. Step 4: Simplify right side
    19,984.28x = 331,425,629.61
  5. Step 5: Solve for x
    x = 331,425,629.61/19,984.28
  6. Step 6: Final answer
    x = 16,584.32

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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.