Home / 35,317.35-48,753.90-21,906.99

Finding the Fourth Proportional to 35,317.35, 48,753.90 and 21,906.99

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Solution

The fourth proportional to 35,317.35, 48,753.90 and 21,906.99 is: 30,241.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,317.35 : 48,753.90 = 21,906.99 : x
  2. Step 2: Convert to fraction form
    35,317.35/48,753.90 = 21,906.99/x
  3. Step 3: Cross multiply
    35,317.35x = 48,753.90 × 21,906.99
  4. Step 4: Simplify right side
    35,317.35x = 1,068,051,199.76
  5. Step 5: Solve for x
    x = 1,068,051,199.76/35,317.35
  6. Step 6: Final answer
    x = 30,241.54

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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.