Home / 13,206.25-19,834.05-11,625.53

Finding the Fourth Proportional to 13,206.25, 19,834.05 and 11,625.53

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Solution

The fourth proportional to 13,206.25, 19,834.05 and 11,625.53 is: 17,460.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206.25 : 19,834.05 = 11,625.53 : x
  2. Step 2: Convert to fraction form
    13,206.25/19,834.05 = 11,625.53/x
  3. Step 3: Cross multiply
    13,206.25x = 19,834.05 × 11,625.53
  4. Step 4: Simplify right side
    13,206.25x = 230,581,333.89
  5. Step 5: Solve for x
    x = 230,581,333.89/13,206.25
  6. Step 6: Final answer
    x = 17,460.02

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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.