Home / 17,114.90-25,672.35-10,519.70

Finding the Fourth Proportional to 17,114.90, 25,672.35 and 10,519.70

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Solution

The fourth proportional to 17,114.90, 25,672.35 and 10,519.70 is: 15,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,114.90 : 25,672.35 = 10,519.70 : x
  2. Step 2: Convert to fraction form
    17,114.90/25,672.35 = 10,519.70/x
  3. Step 3: Cross multiply
    17,114.90x = 25,672.35 × 10,519.70
  4. Step 4: Simplify right side
    17,114.90x = 270,065,420.30
  5. Step 5: Solve for x
    x = 270,065,420.30/17,114.90
  6. Step 6: Final answer
    x = 15,779.55

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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.