Home / 36,678.86-54,986.72-15,599.60

Finding the Fourth Proportional to 36,678.86, 54,986.72 and 15,599.60

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Solution

The fourth proportional to 36,678.86, 54,986.72 and 15,599.60 is: 23,385.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,678.86 : 54,986.72 = 15,599.60 : x
  2. Step 2: Convert to fraction form
    36,678.86/54,986.72 = 15,599.60/x
  3. Step 3: Cross multiply
    36,678.86x = 54,986.72 × 15,599.60
  4. Step 4: Simplify right side
    36,678.86x = 857,770,837.31
  5. Step 5: Solve for x
    x = 857,770,837.31/36,678.86
  6. Step 6: Final answer
    x = 23,385.97

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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.