Home / 13,025.48-19,539.12-5,234.30

Finding the Fourth Proportional to 13,025.48, 19,539.12 and 5,234.30

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Solution

The fourth proportional to 13,025.48, 19,539.12 and 5,234.30 is: 7,851.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.48 : 19,539.12 = 5,234.30 : x
  2. Step 2: Convert to fraction form
    13,025.48/19,539.12 = 5,234.30/x
  3. Step 3: Cross multiply
    13,025.48x = 19,539.12 × 5,234.30
  4. Step 4: Simplify right side
    13,025.48x = 102,273,531.21
  5. Step 5: Solve for x
    x = 102,273,531.21/13,025.48
  6. Step 6: Final answer
    x = 7,851.81

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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.