Home / 34,139.43-51,173.97-13,073.73

Finding the Fourth Proportional to 34,139.43, 51,173.97 and 13,073.73

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Solution

The fourth proportional to 34,139.43, 51,173.97 and 13,073.73 is: 19,597.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,139.43 : 51,173.97 = 13,073.73 : x
  2. Step 2: Convert to fraction form
    34,139.43/51,173.97 = 13,073.73/x
  3. Step 3: Cross multiply
    34,139.43x = 51,173.97 × 13,073.73
  4. Step 4: Simplify right side
    34,139.43x = 669,034,666.81
  5. Step 5: Solve for x
    x = 669,034,666.81/34,139.43
  6. Step 6: Final answer
    x = 19,597.12

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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.