Home / 27,997.64-38,642.03-16,068.77

Finding the Fourth Proportional to 27,997.64, 38,642.03 and 16,068.77

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Solution

The fourth proportional to 27,997.64, 38,642.03 and 16,068.77 is: 22,177.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.64 : 38,642.03 = 16,068.77 : x
  2. Step 2: Convert to fraction form
    27,997.64/38,642.03 = 16,068.77/x
  3. Step 3: Cross multiply
    27,997.64x = 38,642.03 × 16,068.77
  4. Step 4: Simplify right side
    27,997.64x = 620,929,892.40
  5. Step 5: Solve for x
    x = 620,929,892.40/27,997.64
  6. Step 6: Final answer
    x = 22,177.94

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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.