Home / 17,283.36-25,884.72-13,375.20

Finding the Fourth Proportional to 17,283.36, 25,884.72 and 13,375.20

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Solution

The fourth proportional to 17,283.36, 25,884.72 and 13,375.20 is: 20,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,283.36 : 25,884.72 = 13,375.20 : x
  2. Step 2: Convert to fraction form
    17,283.36/25,884.72 = 13,375.20/x
  3. Step 3: Cross multiply
    17,283.36x = 25,884.72 × 13,375.20
  4. Step 4: Simplify right side
    17,283.36x = 346,213,306.94
  5. Step 5: Solve for x
    x = 346,213,306.94/17,283.36
  6. Step 6: Final answer
    x = 20,031.60

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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.