Home / 39,442.75-54,389.51-25,996.78

Finding the Fourth Proportional to 39,442.75, 54,389.51 and 25,996.78

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Solution

The fourth proportional to 39,442.75, 54,389.51 and 25,996.78 is: 35,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,442.75 : 54,389.51 = 25,996.78 : x
  2. Step 2: Convert to fraction form
    39,442.75/54,389.51 = 25,996.78/x
  3. Step 3: Cross multiply
    39,442.75x = 54,389.51 × 25,996.78
  4. Step 4: Simplify right side
    39,442.75x = 1,413,952,161.27
  5. Step 5: Solve for x
    x = 1,413,952,161.27/39,442.75
  6. Step 6: Final answer
    x = 35,848.22

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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.