Home / 13,026.26-17,976.20-7,058.04

Finding the Fourth Proportional to 13,026.26, 17,976.20 and 7,058.04

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Solution

The fourth proportional to 13,026.26, 17,976.20 and 7,058.04 is: 9,740.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,026.26 : 17,976.20 = 7,058.04 : x
  2. Step 2: Convert to fraction form
    13,026.26/17,976.20 = 7,058.04/x
  3. Step 3: Cross multiply
    13,026.26x = 17,976.20 × 7,058.04
  4. Step 4: Simplify right side
    13,026.26x = 126,876,738.65
  5. Step 5: Solve for x
    x = 126,876,738.65/13,026.26
  6. Step 6: Final answer
    x = 9,740.07

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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.