Home / 58,677.25-80,974.64-31,819.75

Finding the Fourth Proportional to 58,677.25, 80,974.64 and 31,819.75

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Solution

The fourth proportional to 58,677.25, 80,974.64 and 31,819.75 is: 43,911.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,677.25 : 80,974.64 = 31,819.75 : x
  2. Step 2: Convert to fraction form
    58,677.25/80,974.64 = 31,819.75/x
  3. Step 3: Cross multiply
    58,677.25x = 80,974.64 × 31,819.75
  4. Step 4: Simplify right side
    58,677.25x = 2,576,592,678.25
  5. Step 5: Solve for x
    x = 2,576,592,678.25/58,677.25
  6. Step 6: Final answer
    x = 43,911.28

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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.