Home / 35,906.29-53,863.18-13,738.21

Finding the Fourth Proportional to 35,906.29, 53,863.18 and 13,738.21

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Solution

The fourth proportional to 35,906.29, 53,863.18 and 13,738.21 is: 20,608.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,906.29 : 53,863.18 = 13,738.21 : x
  2. Step 2: Convert to fraction form
    35,906.29/53,863.18 = 13,738.21/x
  3. Step 3: Cross multiply
    35,906.29x = 53,863.18 × 13,738.21
  4. Step 4: Simplify right side
    35,906.29x = 739,983,509.10
  5. Step 5: Solve for x
    x = 739,983,509.10/35,906.29
  6. Step 6: Final answer
    x = 20,608.74

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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.