Home / 71,578.36-107,334.20-26,568.38

Finding the Fourth Proportional to 71,578.36, 107,334.20 and 26,568.38

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Solution

The fourth proportional to 71,578.36, 107,334.20 and 26,568.38 is: 39,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,578.36 : 107,334.20 = 26,568.38 : x
  2. Step 2: Convert to fraction form
    71,578.36/107,334.20 = 26,568.38/x
  3. Step 3: Cross multiply
    71,578.36x = 107,334.20 × 26,568.38
  4. Step 4: Simplify right side
    71,578.36x = 2,851,695,812.60
  5. Step 5: Solve for x
    x = 2,851,695,812.60/71,578.36
  6. Step 6: Final answer
    x = 39,840.19

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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.