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Finding the Fourth Proportional to 35,493.80, 53,164.35 and 16,745.74

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Solution

The fourth proportional to 35,493.80, 53,164.35 and 16,745.74 is: 25,082.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,493.80 : 53,164.35 = 16,745.74 : x
  2. Step 2: Convert to fraction form
    35,493.80/53,164.35 = 16,745.74/x
  3. Step 3: Cross multiply
    35,493.80x = 53,164.35 × 16,745.74
  4. Step 4: Simplify right side
    35,493.80x = 890,276,249.46
  5. Step 5: Solve for x
    x = 890,276,249.46/35,493.80
  6. Step 6: Final answer
    x = 25,082.59

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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.