Home / 16,685.16-25,027.80-4,839.66

Finding the Fourth Proportional to 16,685.16, 25,027.80 and 4,839.66

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Solution

The fourth proportional to 16,685.16, 25,027.80 and 4,839.66 is: 7,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,685.16 : 25,027.80 = 4,839.66 : x
  2. Step 2: Convert to fraction form
    16,685.16/25,027.80 = 4,839.66/x
  3. Step 3: Cross multiply
    16,685.16x = 25,027.80 × 4,839.66
  4. Step 4: Simplify right side
    16,685.16x = 121,126,042.55
  5. Step 5: Solve for x
    x = 121,126,042.55/16,685.16
  6. Step 6: Final answer
    x = 7,259.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.