Home / 35,919.82-53,904.36-12,546.28

Finding the Fourth Proportional to 35,919.82, 53,904.36 and 12,546.28

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Solution

The fourth proportional to 35,919.82, 53,904.36 and 12,546.28 is: 18,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,919.82 : 53,904.36 = 12,546.28 : x
  2. Step 2: Convert to fraction form
    35,919.82/53,904.36 = 12,546.28/x
  3. Step 3: Cross multiply
    35,919.82x = 53,904.36 × 12,546.28
  4. Step 4: Simplify right side
    35,919.82x = 676,299,193.78
  5. Step 5: Solve for x
    x = 676,299,193.78/35,919.82
  6. Step 6: Final answer
    x = 18,828.02

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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.