Home / 13,068.80-19,570.35-10,149.14

Finding the Fourth Proportional to 13,068.80, 19,570.35 and 10,149.14

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Solution

The fourth proportional to 13,068.80, 19,570.35 and 10,149.14 is: 15,198.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,068.80 : 19,570.35 = 10,149.14 : x
  2. Step 2: Convert to fraction form
    13,068.80/19,570.35 = 10,149.14/x
  3. Step 3: Cross multiply
    13,068.80x = 19,570.35 × 10,149.14
  4. Step 4: Simplify right side
    13,068.80x = 198,622,222.00
  5. Step 5: Solve for x
    x = 198,622,222.00/13,068.80
  6. Step 6: Final answer
    x = 15,198.20

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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.