Home / 47,883.48-71,819.73-18,300.66

Finding the Fourth Proportional to 47,883.48, 71,819.73 and 18,300.66

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Solution

The fourth proportional to 47,883.48, 71,819.73 and 18,300.66 is: 27,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,883.48 : 71,819.73 = 18,300.66 : x
  2. Step 2: Convert to fraction form
    47,883.48/71,819.73 = 18,300.66/x
  3. Step 3: Cross multiply
    47,883.48x = 71,819.73 × 18,300.66
  4. Step 4: Simplify right side
    47,883.48x = 1,314,348,460.02
  5. Step 5: Solve for x
    x = 1,314,348,460.02/47,883.48
  6. Step 6: Final answer
    x = 27,448.89

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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.