Home / 17,207.48-25,694.67-13,657.66

Finding the Fourth Proportional to 17,207.48, 25,694.67 and 13,657.66

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Solution

The fourth proportional to 17,207.48, 25,694.67 and 13,657.66 is: 20,393.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,207.48 : 25,694.67 = 13,657.66 : x
  2. Step 2: Convert to fraction form
    17,207.48/25,694.67 = 13,657.66/x
  3. Step 3: Cross multiply
    17,207.48x = 25,694.67 × 13,657.66
  4. Step 4: Simplify right side
    17,207.48x = 350,929,053.65
  5. Step 5: Solve for x
    x = 350,929,053.65/17,207.48
  6. Step 6: Final answer
    x = 20,393.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.