Home / 35,906.97-53,864.15-13,738.99

Finding the Fourth Proportional to 35,906.97, 53,864.15 and 13,738.99

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Solution

The fourth proportional to 35,906.97, 53,864.15 and 13,738.99 is: 20,609.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.97 : 53,864.15 = 13,738.99 : x
  2. Step 2: Convert to fraction form
    35,906.97/53,864.15 = 13,738.99/x
  3. Step 3: Cross multiply
    35,906.97x = 53,864.15 × 13,738.99
  4. Step 4: Simplify right side
    35,906.97x = 740,039,018.21
  5. Step 5: Solve for x
    x = 740,039,018.21/35,906.97
  6. Step 6: Final answer
    x = 20,609.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.