Home / 27,942.15-38,560.10-16,005.48

Finding the Fourth Proportional to 27,942.15, 38,560.10 and 16,005.48

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Solution

The fourth proportional to 27,942.15, 38,560.10 and 16,005.48 is: 22,087.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.15 : 38,560.10 = 16,005.48 : x
  2. Step 2: Convert to fraction form
    27,942.15/38,560.10 = 16,005.48/x
  3. Step 3: Cross multiply
    27,942.15x = 38,560.10 × 16,005.48
  4. Step 4: Simplify right side
    27,942.15x = 617,172,829.32
  5. Step 5: Solve for x
    x = 617,172,829.32/27,942.15
  6. Step 6: Final answer
    x = 22,087.52

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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.