Home / 22,619.57-33,918.56-10,139.69

Finding the Fourth Proportional to 22,619.57, 33,918.56 and 10,139.69

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Solution

The fourth proportional to 22,619.57, 33,918.56 and 10,139.69 is: 15,204.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,619.57 : 33,918.56 = 10,139.69 : x
  2. Step 2: Convert to fraction form
    22,619.57/33,918.56 = 10,139.69/x
  3. Step 3: Cross multiply
    22,619.57x = 33,918.56 × 10,139.69
  4. Step 4: Simplify right side
    22,619.57x = 343,923,463.36
  5. Step 5: Solve for x
    x = 343,923,463.36/22,619.57
  6. Step 6: Final answer
    x = 15,204.69

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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.