Home / 13,562.86-20,324.91-7,627.29

Finding the Fourth Proportional to 13,562.86, 20,324.91 and 7,627.29

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Solution

The fourth proportional to 13,562.86, 20,324.91 and 7,627.29 is: 11,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.86 : 20,324.91 = 7,627.29 : x
  2. Step 2: Convert to fraction form
    13,562.86/20,324.91 = 7,627.29/x
  3. Step 3: Cross multiply
    13,562.86x = 20,324.91 × 7,627.29
  4. Step 4: Simplify right side
    13,562.86x = 155,023,933.35
  5. Step 5: Solve for x
    x = 155,023,933.35/13,562.86
  6. Step 6: Final answer
    x = 11,430.03

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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.