Home / 34,899.64-48,145.62-20,744.44

Finding the Fourth Proportional to 34,899.64, 48,145.62 and 20,744.44

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Solution

The fourth proportional to 34,899.64, 48,145.62 and 20,744.44 is: 28,617.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,899.64 : 48,145.62 = 20,744.44 : x
  2. Step 2: Convert to fraction form
    34,899.64/48,145.62 = 20,744.44/x
  3. Step 3: Cross multiply
    34,899.64x = 48,145.62 × 20,744.44
  4. Step 4: Simplify right side
    34,899.64x = 998,753,925.35
  5. Step 5: Solve for x
    x = 998,753,925.35/34,899.64
  6. Step 6: Final answer
    x = 28,617.89

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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.