Home / 13,025.08-19,538.22-3,791.08

Finding the Fourth Proportional to 13,025.08, 19,538.22 and 3,791.08

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Solution

The fourth proportional to 13,025.08, 19,538.22 and 3,791.08 is: 5,686.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.08 : 19,538.22 = 3,791.08 : x
  2. Step 2: Convert to fraction form
    13,025.08/19,538.22 = 3,791.08/x
  3. Step 3: Cross multiply
    13,025.08x = 19,538.22 × 3,791.08
  4. Step 4: Simplify right side
    13,025.08x = 74,070,955.08
  5. Step 5: Solve for x
    x = 74,070,955.08/13,025.08
  6. Step 6: Final answer
    x = 5,686.79

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1.5x scale

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.