Home / 53,197.37-79,768.86-17,645.86

Finding the Fourth Proportional to 53,197.37, 79,768.86 and 17,645.86

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Solution

The fourth proportional to 53,197.37, 79,768.86 and 17,645.86 is: 26,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.37 : 79,768.86 = 17,645.86 : x
  2. Step 2: Convert to fraction form
    53,197.37/79,768.86 = 17,645.86/x
  3. Step 3: Cross multiply
    53,197.37x = 79,768.86 × 17,645.86
  4. Step 4: Simplify right side
    53,197.37x = 1,407,589,737.08
  5. Step 5: Solve for x
    x = 1,407,589,737.08/53,197.37
  6. Step 6: Final answer
    x = 26,459.76

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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.