Home / 13,057.44-19,585.92-5,266.08

Finding the Fourth Proportional to 13,057.44, 19,585.92 and 5,266.08

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Solution

The fourth proportional to 13,057.44, 19,585.92 and 5,266.08 is: 7,899.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057.44 : 19,585.92 = 5,266.08 : x
  2. Step 2: Convert to fraction form
    13,057.44/19,585.92 = 5,266.08/x
  3. Step 3: Cross multiply
    13,057.44x = 19,585.92 × 5,266.08
  4. Step 4: Simplify right side
    13,057.44x = 103,141,021.59
  5. Step 5: Solve for x
    x = 103,141,021.59/13,057.44
  6. Step 6: Final answer
    x = 7,899.02

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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.