Home / 17,271.36-25,851.33-8,939.93

Finding the Fourth Proportional to 17,271.36, 25,851.33 and 8,939.93

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Solution

The fourth proportional to 17,271.36, 25,851.33 and 8,939.93 is: 13,381.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,271.36 : 25,851.33 = 8,939.93 : x
  2. Step 2: Convert to fraction form
    17,271.36/25,851.33 = 8,939.93/x
  3. Step 3: Cross multiply
    17,271.36x = 25,851.33 × 8,939.93
  4. Step 4: Simplify right side
    17,271.36x = 231,108,951.35
  5. Step 5: Solve for x
    x = 231,108,951.35/17,271.36
  6. Step 6: Final answer
    x = 13,381.05

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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.