Home / 13,825.32-20,734.34-5,060.31

Finding the Fourth Proportional to 13,825.32, 20,734.34 and 5,060.31

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Solution

The fourth proportional to 13,825.32, 20,734.34 and 5,060.31 is: 7,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.32 : 20,734.34 = 5,060.31 : x
  2. Step 2: Convert to fraction form
    13,825.32/20,734.34 = 5,060.31/x
  3. Step 3: Cross multiply
    13,825.32x = 20,734.34 × 5,060.31
  4. Step 4: Simplify right side
    13,825.32x = 104,922,162.74
  5. Step 5: Solve for x
    x = 104,922,162.74/13,825.32
  6. Step 6: Final answer
    x = 7,589.13

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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.