Home / 28,887.50-39,865.01-16,951.03

Finding the Fourth Proportional to 28,887.50, 39,865.01 and 16,951.03

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Solution

The fourth proportional to 28,887.50, 39,865.01 and 16,951.03 is: 23,392.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,887.50 : 39,865.01 = 16,951.03 : x
  2. Step 2: Convert to fraction form
    28,887.50/39,865.01 = 16,951.03/x
  3. Step 3: Cross multiply
    28,887.50x = 39,865.01 × 16,951.03
  4. Step 4: Simplify right side
    28,887.50x = 675,753,080.12
  5. Step 5: Solve for x
    x = 675,753,080.12/28,887.50
  6. Step 6: Final answer
    x = 23,392.58

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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.