Home / 58,676.48-80,973.20-31,819.60

Finding the Fourth Proportional to 58,676.48, 80,973.20 and 31,819.60

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Solution

The fourth proportional to 58,676.48, 80,973.20 and 31,819.60 is: 43,910.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,676.48 : 80,973.20 = 31,819.60 : x
  2. Step 2: Convert to fraction form
    58,676.48/80,973.20 = 31,819.60/x
  3. Step 3: Cross multiply
    58,676.48x = 80,973.20 × 31,819.60
  4. Step 4: Simplify right side
    58,676.48x = 2,576,534,834.72
  5. Step 5: Solve for x
    x = 2,576,534,834.72/58,676.48
  6. Step 6: Final answer
    x = 43,910.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.