Home / 13,317.96-19,945.82-10,525.90

Finding the Fourth Proportional to 13,317.96, 19,945.82 and 10,525.90

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Solution

The fourth proportional to 13,317.96, 19,945.82 and 10,525.90 is: 15,764.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.96 : 19,945.82 = 10,525.90 : x
  2. Step 2: Convert to fraction form
    13,317.96/19,945.82 = 10,525.90/x
  3. Step 3: Cross multiply
    13,317.96x = 19,945.82 × 10,525.90
  4. Step 4: Simplify right side
    13,317.96x = 209,947,706.74
  5. Step 5: Solve for x
    x = 209,947,706.74/13,317.96
  6. Step 6: Final answer
    x = 15,764.25

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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.