Home / 17,247.78-25,866.67-6,715.45

Finding the Fourth Proportional to 17,247.78, 25,866.67 and 6,715.45

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Solution

The fourth proportional to 17,247.78, 25,866.67 and 6,715.45 is: 10,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.78 : 25,866.67 = 6,715.45 : x
  2. Step 2: Convert to fraction form
    17,247.78/25,866.67 = 6,715.45/x
  3. Step 3: Cross multiply
    17,247.78x = 25,866.67 × 6,715.45
  4. Step 4: Simplify right side
    17,247.78x = 173,706,329.05
  5. Step 5: Solve for x
    x = 173,706,329.05/17,247.78
  6. Step 6: Final answer
    x = 10,071.23

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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.