Home / 28,736.43-39,650.33-16,797.45

Finding the Fourth Proportional to 28,736.43, 39,650.33 and 16,797.45

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Solution

The fourth proportional to 28,736.43, 39,650.33 and 16,797.45 is: 23,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.43 : 39,650.33 = 16,797.45 : x
  2. Step 2: Convert to fraction form
    28,736.43/39,650.33 = 16,797.45/x
  3. Step 3: Cross multiply
    28,736.43x = 39,650.33 × 16,797.45
  4. Step 4: Simplify right side
    28,736.43x = 666,024,531.86
  5. Step 5: Solve for x
    x = 666,024,531.86/28,736.43
  6. Step 6: Final answer
    x = 23,177.01

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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.