Home / 35,907.82-53,837.43-12,521.50

Finding the Fourth Proportional to 35,907.82, 53,837.43 and 12,521.50

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Solution

The fourth proportional to 35,907.82, 53,837.43 and 12,521.50 is: 18,773.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,907.82 : 53,837.43 = 12,521.50 : x
  2. Step 2: Convert to fraction form
    35,907.82/53,837.43 = 12,521.50/x
  3. Step 3: Cross multiply
    35,907.82x = 53,837.43 × 12,521.50
  4. Step 4: Simplify right side
    35,907.82x = 674,125,379.75
  5. Step 5: Solve for x
    x = 674,125,379.75/35,907.82
  6. Step 6: Final answer
    x = 18,773.78

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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.