Home / 27,997.20-38,625.16-16,054.16

Finding the Fourth Proportional to 27,997.20, 38,625.16 and 16,054.16

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Solution

The fourth proportional to 27,997.20, 38,625.16 and 16,054.16 is: 22,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,997.20 : 38,625.16 = 16,054.16 : x
  2. Step 2: Convert to fraction form
    27,997.20/38,625.16 = 16,054.16/x
  3. Step 3: Cross multiply
    27,997.20x = 38,625.16 × 16,054.16
  4. Step 4: Simplify right side
    27,997.20x = 620,094,498.67
  5. Step 5: Solve for x
    x = 620,094,498.67/27,997.20
  6. Step 6: Final answer
    x = 22,148.45

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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.