Home / 12,550.34-18,805.50-6,627.02

Finding the Fourth Proportional to 12,550.34, 18,805.50 and 6,627.02

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Solution

The fourth proportional to 12,550.34, 18,805.50 and 6,627.02 is: 9,929.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.34 : 18,805.50 = 6,627.02 : x
  2. Step 2: Convert to fraction form
    12,550.34/18,805.50 = 6,627.02/x
  3. Step 3: Cross multiply
    12,550.34x = 18,805.50 × 6,627.02
  4. Step 4: Simplify right side
    12,550.34x = 124,624,330.58
  5. Step 5: Solve for x
    x = 124,624,330.58/12,550.34
  6. Step 6: Final answer
    x = 9,929.95

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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.