Home / 34,112.69-51,169.04-10,419.28

Finding the Fourth Proportional to 34,112.69, 51,169.04 and 10,419.28

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Solution

The fourth proportional to 34,112.69, 51,169.04 and 10,419.28 is: 15,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,112.69 : 51,169.04 = 10,419.28 : x
  2. Step 2: Convert to fraction form
    34,112.69/51,169.04 = 10,419.28/x
  3. Step 3: Cross multiply
    34,112.69x = 51,169.04 × 10,419.28
  4. Step 4: Simplify right side
    34,112.69x = 533,144,375.07
  5. Step 5: Solve for x
    x = 533,144,375.07/34,112.69
  6. Step 6: Final answer
    x = 15,628.92

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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.