Home / 15,550.37-23,335.37-8,160.13

Finding the Fourth Proportional to 15,550.37, 23,335.37 and 8,160.13

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Solution

The fourth proportional to 15,550.37, 23,335.37 and 8,160.13 is: 12,245.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.37 : 23,335.37 = 8,160.13 : x
  2. Step 2: Convert to fraction form
    15,550.37/23,335.37 = 8,160.13/x
  3. Step 3: Cross multiply
    15,550.37x = 23,335.37 × 8,160.13
  4. Step 4: Simplify right side
    15,550.37x = 190,419,652.80
  5. Step 5: Solve for x
    x = 190,419,652.80/15,550.37
  6. Step 6: Final answer
    x = 12,245.35

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1.5x scale

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.