Home / 17,072.40-25,606.68-6,681.36

Finding the Fourth Proportional to 17,072.40, 25,606.68 and 6,681.36

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Solution

The fourth proportional to 17,072.40, 25,606.68 and 6,681.36 is: 10,021.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.40 : 25,606.68 = 6,681.36 : x
  2. Step 2: Convert to fraction form
    17,072.40/25,606.68 = 6,681.36/x
  3. Step 3: Cross multiply
    17,072.40x = 25,606.68 × 6,681.36
  4. Step 4: Simplify right side
    17,072.40x = 171,087,447.48
  5. Step 5: Solve for x
    x = 171,087,447.48/17,072.40
  6. Step 6: Final answer
    x = 10,021.29

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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.