Home / 35,767.85-53,661.32-12,394.28

Finding the Fourth Proportional to 35,767.85, 53,661.32 and 12,394.28

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Solution

The fourth proportional to 35,767.85, 53,661.32 and 12,394.28 is: 18,594.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,767.85 : 53,661.32 = 12,394.28 : x
  2. Step 2: Convert to fraction form
    35,767.85/53,661.32 = 12,394.28/x
  3. Step 3: Cross multiply
    35,767.85x = 53,661.32 × 12,394.28
  4. Step 4: Simplify right side
    35,767.85x = 665,093,543.91
  5. Step 5: Solve for x
    x = 665,093,543.91/35,767.85
  6. Step 6: Final answer
    x = 18,594.73

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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.