Home / 27,657.09-41,488.07-8,929.89

Finding the Fourth Proportional to 27,657.09, 41,488.07 and 8,929.89

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Solution

The fourth proportional to 27,657.09, 41,488.07 and 8,929.89 is: 13,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,657.09 : 41,488.07 = 8,929.89 : x
  2. Step 2: Convert to fraction form
    27,657.09/41,488.07 = 8,929.89/x
  3. Step 3: Cross multiply
    27,657.09x = 41,488.07 × 8,929.89
  4. Step 4: Simplify right side
    27,657.09x = 370,483,856.76
  5. Step 5: Solve for x
    x = 370,483,856.76/27,657.09
  6. Step 6: Final answer
    x = 13,395.62

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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.