Home / 27,999.42-38,642.85-16,060.43

Finding the Fourth Proportional to 27,999.42, 38,642.85 and 16,060.43

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Solution

The fourth proportional to 27,999.42, 38,642.85 and 16,060.43 is: 22,165.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,999.42 : 38,642.85 = 16,060.43 : x
  2. Step 2: Convert to fraction form
    27,999.42/38,642.85 = 16,060.43/x
  3. Step 3: Cross multiply
    27,999.42x = 38,642.85 × 16,060.43
  4. Step 4: Simplify right side
    27,999.42x = 620,620,594.21
  5. Step 5: Solve for x
    x = 620,620,594.21/27,999.42
  6. Step 6: Final answer
    x = 22,165.48

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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.