Home / 35,805.83-49,415.96-20,493.79

Finding the Fourth Proportional to 35,805.83, 49,415.96 and 20,493.79

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Solution

The fourth proportional to 35,805.83, 49,415.96 and 20,493.79 is: 28,283.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,805.83 : 49,415.96 = 20,493.79 : x
  2. Step 2: Convert to fraction form
    35,805.83/49,415.96 = 20,493.79/x
  3. Step 3: Cross multiply
    35,805.83x = 49,415.96 × 20,493.79
  4. Step 4: Simplify right side
    35,805.83x = 1,012,720,234.58
  5. Step 5: Solve for x
    x = 1,012,720,234.58/35,805.83
  6. Step 6: Final answer
    x = 28,283.67

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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.