Home / 19,058.39-28,590.35-5,911.82

Finding the Fourth Proportional to 19,058.39, 28,590.35 and 5,911.82

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Solution

The fourth proportional to 19,058.39, 28,590.35 and 5,911.82 is: 8,868.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.39 : 28,590.35 = 5,911.82 : x
  2. Step 2: Convert to fraction form
    19,058.39/28,590.35 = 5,911.82/x
  3. Step 3: Cross multiply
    19,058.39x = 28,590.35 × 5,911.82
  4. Step 4: Simplify right side
    19,058.39x = 169,021,002.94
  5. Step 5: Solve for x
    x = 169,021,002.94/19,058.39
  6. Step 6: Final answer
    x = 8,868.59

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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.