Home / 28,179.06-38,884.41-16,846.31

Finding the Fourth Proportional to 28,179.06, 38,884.41 and 16,846.31

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Solution

The fourth proportional to 28,179.06, 38,884.41 and 16,846.31 is: 23,246.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,179.06 : 38,884.41 = 16,846.31 : x
  2. Step 2: Convert to fraction form
    28,179.06/38,884.41 = 16,846.31/x
  3. Step 3: Cross multiply
    28,179.06x = 38,884.41 × 16,846.31
  4. Step 4: Simplify right side
    28,179.06x = 655,058,630.61
  5. Step 5: Solve for x
    x = 655,058,630.61/28,179.06
  6. Step 6: Final answer
    x = 23,246.29

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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.