Home / 34,107.57-47,071.62-19,960.41

Finding the Fourth Proportional to 34,107.57, 47,071.62 and 19,960.41

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Solution

The fourth proportional to 34,107.57, 47,071.62 and 19,960.41 is: 27,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,107.57 : 47,071.62 = 19,960.41 : x
  2. Step 2: Convert to fraction form
    34,107.57/47,071.62 = 19,960.41/x
  3. Step 3: Cross multiply
    34,107.57x = 47,071.62 × 19,960.41
  4. Step 4: Simplify right side
    34,107.57x = 939,568,834.56
  5. Step 5: Solve for x
    x = 939,568,834.56/34,107.57
  6. Step 6: Final answer
    x = 27,547.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.