Home / 28,404.17-39,197.91-16,474.59

Finding the Fourth Proportional to 28,404.17, 39,197.91 and 16,474.59

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Solution

The fourth proportional to 28,404.17, 39,197.91 and 16,474.59 is: 22,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,404.17 : 39,197.91 = 16,474.59 : x
  2. Step 2: Convert to fraction form
    28,404.17/39,197.91 = 16,474.59/x
  3. Step 3: Cross multiply
    28,404.17x = 39,197.91 × 16,474.59
  4. Step 4: Simplify right side
    28,404.17x = 645,769,496.11
  5. Step 5: Solve for x
    x = 645,769,496.11/28,404.17
  6. Step 6: Final answer
    x = 22,735.03

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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.