Home / 17,316.88-25,969.84-5,627.36

Finding the Fourth Proportional to 17,316.88, 25,969.84 and 5,627.36

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Solution

The fourth proportional to 17,316.88, 25,969.84 and 5,627.36 is: 8,439.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,316.88 : 25,969.84 = 5,627.36 : x
  2. Step 2: Convert to fraction form
    17,316.88/25,969.84 = 5,627.36/x
  3. Step 3: Cross multiply
    17,316.88x = 25,969.84 × 5,627.36
  4. Step 4: Simplify right side
    17,316.88x = 146,141,638.82
  5. Step 5: Solve for x
    x = 146,141,638.82/17,316.88
  6. Step 6: Final answer
    x = 8,439.26

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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.