Home / 27,997.81-38,636.31-16,060.38

Finding the Fourth Proportional to 27,997.81, 38,636.31 and 16,060.38

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Solution

The fourth proportional to 27,997.81, 38,636.31 and 16,060.38 is: 22,162.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.81 : 38,636.31 = 16,060.38 : x
  2. Step 2: Convert to fraction form
    27,997.81/38,636.31 = 16,060.38/x
  3. Step 3: Cross multiply
    27,997.81x = 38,636.31 × 16,060.38
  4. Step 4: Simplify right side
    27,997.81x = 620,513,740.10
  5. Step 5: Solve for x
    x = 620,513,740.10/27,997.81
  6. Step 6: Final answer
    x = 22,162.94

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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.