Home / 35,644.11-49,185.53-21,301.09

Finding the Fourth Proportional to 35,644.11, 49,185.53 and 21,301.09

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Solution

The fourth proportional to 35,644.11, 49,185.53 and 21,301.09 is: 29,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,644.11 : 49,185.53 = 21,301.09 : x
  2. Step 2: Convert to fraction form
    35,644.11/49,185.53 = 21,301.09/x
  3. Step 3: Cross multiply
    35,644.11x = 49,185.53 × 21,301.09
  4. Step 4: Simplify right side
    35,644.11x = 1,047,705,401.23
  5. Step 5: Solve for x
    x = 1,047,705,401.23/35,644.11
  6. Step 6: Final answer
    x = 29,393.51

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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.