Home / 34,187.76-51,292.08-20,694.24

Finding the Fourth Proportional to 34,187.76, 51,292.08 and 20,694.24

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Solution

The fourth proportional to 34,187.76, 51,292.08 and 20,694.24 is: 31,047.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,187.76 : 51,292.08 = 20,694.24 : x
  2. Step 2: Convert to fraction form
    34,187.76/51,292.08 = 20,694.24/x
  3. Step 3: Cross multiply
    34,187.76x = 51,292.08 × 20,694.24
  4. Step 4: Simplify right side
    34,187.76x = 1,061,450,613.62
  5. Step 5: Solve for x
    x = 1,061,450,613.62/34,187.76
  6. Step 6: Final answer
    x = 31,047.68

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1.5x scale

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.