Home / 19,058.13-28,587.78-5,910.57

Finding the Fourth Proportional to 19,058.13, 28,587.78 and 5,910.57

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Solution

The fourth proportional to 19,058.13, 28,587.78 and 5,910.57 is: 8,866.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.13 : 28,587.78 = 5,910.57 : x
  2. Step 2: Convert to fraction form
    19,058.13/28,587.78 = 5,910.57/x
  3. Step 3: Cross multiply
    19,058.13x = 28,587.78 × 5,910.57
  4. Step 4: Simplify right side
    19,058.13x = 168,970,074.83
  5. Step 5: Solve for x
    x = 168,970,074.83/19,058.13
  6. Step 6: Final answer
    x = 8,866.04

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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.