Home / 27,881.04-41,822.73-8,159.60

Finding the Fourth Proportional to 27,881.04, 41,822.73 and 8,159.60

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Solution

The fourth proportional to 27,881.04, 41,822.73 and 8,159.60 is: 12,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.04 : 41,822.73 = 8,159.60 : x
  2. Step 2: Convert to fraction form
    27,881.04/41,822.73 = 8,159.60/x
  3. Step 3: Cross multiply
    27,881.04x = 41,822.73 × 8,159.60
  4. Step 4: Simplify right side
    27,881.04x = 341,256,852.26
  5. Step 5: Solve for x
    x = 341,256,852.26/27,881.04
  6. Step 6: Final answer
    x = 12,239.74

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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.