Home / 36,166.85-54,223.98-15,112.90

Finding the Fourth Proportional to 36,166.85, 54,223.98 and 15,112.90

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Solution

The fourth proportional to 36,166.85, 54,223.98 and 15,112.90 is: 22,658.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,166.85 : 54,223.98 = 15,112.90 : x
  2. Step 2: Convert to fraction form
    36,166.85/54,223.98 = 15,112.90/x
  3. Step 3: Cross multiply
    36,166.85x = 54,223.98 × 15,112.90
  4. Step 4: Simplify right side
    36,166.85x = 819,481,598.45
  5. Step 5: Solve for x
    x = 819,481,598.45/36,166.85
  6. Step 6: Final answer
    x = 22,658.36

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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.