Home / 20,004.46-29,943.72-13,727.74

Finding the Fourth Proportional to 20,004.46, 29,943.72 and 13,727.74

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Solution

The fourth proportional to 20,004.46, 29,943.72 and 13,727.74 is: 20,548.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.46 : 29,943.72 = 13,727.74 : x
  2. Step 2: Convert to fraction form
    20,004.46/29,943.72 = 13,727.74/x
  3. Step 3: Cross multiply
    20,004.46x = 29,943.72 × 13,727.74
  4. Step 4: Simplify right side
    20,004.46x = 411,059,602.79
  5. Step 5: Solve for x
    x = 411,059,602.79/20,004.46
  6. Step 6: Final answer
    x = 20,548.40

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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.