Home / 35,553.85-49,064.13-19,638.22

Finding the Fourth Proportional to 35,553.85, 49,064.13 and 19,638.22

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Solution

The fourth proportional to 35,553.85, 49,064.13 and 19,638.22 is: 27,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,553.85 : 49,064.13 = 19,638.22 : x
  2. Step 2: Convert to fraction form
    35,553.85/49,064.13 = 19,638.22/x
  3. Step 3: Cross multiply
    35,553.85x = 49,064.13 × 19,638.22
  4. Step 4: Simplify right side
    35,553.85x = 963,532,179.05
  5. Step 5: Solve for x
    x = 963,532,179.05/35,553.85
  6. Step 6: Final answer
    x = 27,100.64

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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.