Home / 35,961.84-49,633.19-21,636.15

Finding the Fourth Proportional to 35,961.84, 49,633.19 and 21,636.15

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Solution

The fourth proportional to 35,961.84, 49,633.19 and 21,636.15 is: 29,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,961.84 : 49,633.19 = 21,636.15 : x
  2. Step 2: Convert to fraction form
    35,961.84/49,633.19 = 21,636.15/x
  3. Step 3: Cross multiply
    35,961.84x = 49,633.19 × 21,636.15
  4. Step 4: Simplify right side
    35,961.84x = 1,073,871,035.64
  5. Step 5: Solve for x
    x = 1,073,871,035.64/35,961.84
  6. Step 6: Final answer
    x = 29,861.40

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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.