Home / 17,130.56-25,704.36-11,571.71

Finding the Fourth Proportional to 17,130.56, 25,704.36 and 11,571.71

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Solution

The fourth proportional to 17,130.56, 25,704.36 and 11,571.71 is: 17,363.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.56 : 25,704.36 = 11,571.71 : x
  2. Step 2: Convert to fraction form
    17,130.56/25,704.36 = 11,571.71/x
  3. Step 3: Cross multiply
    17,130.56x = 25,704.36 × 11,571.71
  4. Step 4: Simplify right side
    17,130.56x = 297,443,271.13
  5. Step 5: Solve for x
    x = 297,443,271.13/17,130.56
  6. Step 6: Final answer
    x = 17,363.32

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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.