Home / 39,801.86-54,949.32-26,391.34

Finding the Fourth Proportional to 39,801.86, 54,949.32 and 26,391.34

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Solution

The fourth proportional to 39,801.86, 54,949.32 and 26,391.34 is: 36,435.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.86 : 54,949.32 = 26,391.34 : x
  2. Step 2: Convert to fraction form
    39,801.86/54,949.32 = 26,391.34/x
  3. Step 3: Cross multiply
    39,801.86x = 54,949.32 × 26,391.34
  4. Step 4: Simplify right side
    39,801.86x = 1,450,186,186.89
  5. Step 5: Solve for x
    x = 1,450,186,186.89/39,801.86
  6. Step 6: Final answer
    x = 36,435.14

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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.