Home / 35,593.72-49,095.54-21,431.80

Finding the Fourth Proportional to 35,593.72, 49,095.54 and 21,431.80

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Solution

The fourth proportional to 35,593.72, 49,095.54 and 21,431.80 is: 29,561.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,593.72 : 49,095.54 = 21,431.80 : x
  2. Step 2: Convert to fraction form
    35,593.72/49,095.54 = 21,431.80/x
  3. Step 3: Cross multiply
    35,593.72x = 49,095.54 × 21,431.80
  4. Step 4: Simplify right side
    35,593.72x = 1,052,205,794.17
  5. Step 5: Solve for x
    x = 1,052,205,794.17/35,593.72
  6. Step 6: Final answer
    x = 29,561.56

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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.