Home / 38,101.50-52,583.22-22,186.98

Finding the Fourth Proportional to 38,101.50, 52,583.22 and 22,186.98

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Solution

The fourth proportional to 38,101.50, 52,583.22 and 22,186.98 is: 30,619.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,101.50 : 52,583.22 = 22,186.98 : x
  2. Step 2: Convert to fraction form
    38,101.50/52,583.22 = 22,186.98/x
  3. Step 3: Cross multiply
    38,101.50x = 52,583.22 × 22,186.98
  4. Step 4: Simplify right side
    38,101.50x = 1,166,662,850.48
  5. Step 5: Solve for x
    x = 1,166,662,850.48/38,101.50
  6. Step 6: Final answer
    x = 30,619.87

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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.