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Finding the Fourth Proportional to 35,337, 48,773.86 and 20,441.64

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Solution

The fourth proportional to 35,337, 48,773.86 and 20,441.64 is: 28,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,337 : 48,773.86 = 20,441.64 : x
  2. Step 2: Convert to fraction form
    35,337/48,773.86 = 20,441.64/x
  3. Step 3: Cross multiply
    35,337x = 48,773.86 × 20,441.64
  4. Step 4: Simplify right side
    35,337x = 997,017,687.53
  5. Step 5: Solve for x
    x = 997,017,687.53/35,337
  6. Step 6: Final answer
    x = 28,214.55

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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.