Home / 34,139.49-51,209.24-10,767.75

Finding the Fourth Proportional to 34,139.49, 51,209.24 and 10,767.75

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Solution

The fourth proportional to 34,139.49, 51,209.24 and 10,767.75 is: 16,151.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,139.49 : 51,209.24 = 10,767.75 : x
  2. Step 2: Convert to fraction form
    34,139.49/51,209.24 = 10,767.75/x
  3. Step 3: Cross multiply
    34,139.49x = 51,209.24 × 10,767.75
  4. Step 4: Simplify right side
    34,139.49x = 551,408,240.17
  5. Step 5: Solve for x
    x = 551,408,240.17/34,139.49
  6. Step 6: Final answer
    x = 16,151.63

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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.