Home / 27,590.04-41,390.91-8,871.48

Finding the Fourth Proportional to 27,590.04, 41,390.91 and 8,871.48

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Solution

The fourth proportional to 27,590.04, 41,390.91 and 8,871.48 is: 13,309.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.04 : 41,390.91 = 8,871.48 : x
  2. Step 2: Convert to fraction form
    27,590.04/41,390.91 = 8,871.48/x
  3. Step 3: Cross multiply
    27,590.04x = 41,390.91 × 8,871.48
  4. Step 4: Simplify right side
    27,590.04x = 367,198,630.25
  5. Step 5: Solve for x
    x = 367,198,630.25/27,590.04
  6. Step 6: Final answer
    x = 13,309.10

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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.