Home / 27,881.35-41,828.60-9,161.44

Finding the Fourth Proportional to 27,881.35, 41,828.60 and 9,161.44

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Solution

The fourth proportional to 27,881.35, 41,828.60 and 9,161.44 is: 13,744.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.35 : 41,828.60 = 9,161.44 : x
  2. Step 2: Convert to fraction form
    27,881.35/41,828.60 = 9,161.44/x
  3. Step 3: Cross multiply
    27,881.35x = 41,828.60 × 9,161.44
  4. Step 4: Simplify right side
    27,881.35x = 383,210,127.52
  5. Step 5: Solve for x
    x = 383,210,127.52/27,881.35
  6. Step 6: Final answer
    x = 13,744.32

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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.