Home / 29,694.75-40,977.56-17,764.68

Finding the Fourth Proportional to 29,694.75, 40,977.56 and 17,764.68

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Solution

The fourth proportional to 29,694.75, 40,977.56 and 17,764.68 is: 24,514.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,694.75 : 40,977.56 = 17,764.68 : x
  2. Step 2: Convert to fraction form
    29,694.75/40,977.56 = 17,764.68/x
  3. Step 3: Cross multiply
    29,694.75x = 40,977.56 × 17,764.68
  4. Step 4: Simplify right side
    29,694.75x = 727,953,151.76
  5. Step 5: Solve for x
    x = 727,953,151.76/29,694.75
  6. Step 6: Final answer
    x = 24,514.54

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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.