Home / 13,112.74-19,672.48-4,350.10

Finding the Fourth Proportional to 13,112.74, 19,672.48 and 4,350.10

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Solution

The fourth proportional to 13,112.74, 19,672.48 and 4,350.10 is: 6,526.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,112.74 : 19,672.48 = 4,350.10 : x
  2. Step 2: Convert to fraction form
    13,112.74/19,672.48 = 4,350.10/x
  3. Step 3: Cross multiply
    13,112.74x = 19,672.48 × 4,350.10
  4. Step 4: Simplify right side
    13,112.74x = 85,577,255.25
  5. Step 5: Solve for x
    x = 85,577,255.25/13,112.74
  6. Step 6: Final answer
    x = 6,526.27

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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.