Home / 53,821.56-80,732.34-16,383.78

Finding the Fourth Proportional to 53,821.56, 80,732.34 and 16,383.78

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Solution

The fourth proportional to 53,821.56, 80,732.34 and 16,383.78 is: 24,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,821.56 : 80,732.34 = 16,383.78 : x
  2. Step 2: Convert to fraction form
    53,821.56/80,732.34 = 16,383.78/x
  3. Step 3: Cross multiply
    53,821.56x = 80,732.34 × 16,383.78
  4. Step 4: Simplify right side
    53,821.56x = 1,322,700,897.45
  5. Step 5: Solve for x
    x = 1,322,700,897.45/53,821.56
  6. Step 6: Final answer
    x = 24,575.67

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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.