Home / 12,347.67-18,523.43-4,025.76

Finding the Fourth Proportional to 12,347.67, 18,523.43 and 4,025.76

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Solution

The fourth proportional to 12,347.67, 18,523.43 and 4,025.76 is: 6,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.67 : 18,523.43 = 4,025.76 : x
  2. Step 2: Convert to fraction form
    12,347.67/18,523.43 = 4,025.76/x
  3. Step 3: Cross multiply
    12,347.67x = 18,523.43 × 4,025.76
  4. Step 4: Simplify right side
    12,347.67x = 74,570,883.56
  5. Step 5: Solve for x
    x = 74,570,883.56/12,347.67
  6. Step 6: Final answer
    x = 6,039.27

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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.