Home / 12,627.58-18,941.46-5,605.70

Finding the Fourth Proportional to 12,627.58, 18,941.46 and 5,605.70

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Solution

The fourth proportional to 12,627.58, 18,941.46 and 5,605.70 is: 8,408.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,627.58 : 18,941.46 = 5,605.70 : x
  2. Step 2: Convert to fraction form
    12,627.58/18,941.46 = 5,605.70/x
  3. Step 3: Cross multiply
    12,627.58x = 18,941.46 × 5,605.70
  4. Step 4: Simplify right side
    12,627.58x = 106,180,128.31
  5. Step 5: Solve for x
    x = 106,180,128.31/12,627.58
  6. Step 6: Final answer
    x = 8,408.59

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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.