Home / 35,415.84-53,118.52-13,226.44

Finding the Fourth Proportional to 35,415.84, 53,118.52 and 13,226.44

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Solution

The fourth proportional to 35,415.84, 53,118.52 and 13,226.44 is: 19,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,415.84 : 53,118.52 = 13,226.44 : x
  2. Step 2: Convert to fraction form
    35,415.84/53,118.52 = 13,226.44/x
  3. Step 3: Cross multiply
    35,415.84x = 53,118.52 × 13,226.44
  4. Step 4: Simplify right side
    35,415.84x = 702,568,917.67
  5. Step 5: Solve for x
    x = 702,568,917.67/35,415.84
  6. Step 6: Final answer
    x = 19,837.70

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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.