Home / 17,105.40-25,642.62-6,714.36

Finding the Fourth Proportional to 17,105.40, 25,642.62 and 6,714.36

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Solution

The fourth proportional to 17,105.40, 25,642.62 and 6,714.36 is: 10,065.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,105.40 : 25,642.62 = 6,714.36 : x
  2. Step 2: Convert to fraction form
    17,105.40/25,642.62 = 6,714.36/x
  3. Step 3: Cross multiply
    17,105.40x = 25,642.62 × 6,714.36
  4. Step 4: Simplify right side
    17,105.40x = 172,173,782.02
  5. Step 5: Solve for x
    x = 172,173,782.02/17,105.40
  6. Step 6: Final answer
    x = 10,065.46

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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.