Home / 12,843.91-19,276.80-5,058.19

Finding the Fourth Proportional to 12,843.91, 19,276.80 and 5,058.19

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Solution

The fourth proportional to 12,843.91, 19,276.80 and 5,058.19 is: 7,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843.91 : 19,276.80 = 5,058.19 : x
  2. Step 2: Convert to fraction form
    12,843.91/19,276.80 = 5,058.19/x
  3. Step 3: Cross multiply
    12,843.91x = 19,276.80 × 5,058.19
  4. Step 4: Simplify right side
    12,843.91x = 97,505,668.80
  5. Step 5: Solve for x
    x = 97,505,668.80/12,843.91
  6. Step 6: Final answer
    x = 7,591.59

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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.