Home / 17,013.78-23,461.92-11,348.64

Finding the Fourth Proportional to 17,013.78, 23,461.92 and 11,348.64

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Solution

The fourth proportional to 17,013.78, 23,461.92 and 11,348.64 is: 15,649.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,013.78 : 23,461.92 = 11,348.64 : x
  2. Step 2: Convert to fraction form
    17,013.78/23,461.92 = 11,348.64/x
  3. Step 3: Cross multiply
    17,013.78x = 23,461.92 × 11,348.64
  4. Step 4: Simplify right side
    17,013.78x = 266,260,883.79
  5. Step 5: Solve for x
    x = 266,260,883.79/17,013.78
  6. Step 6: Final answer
    x = 15,649.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.