Home / 35,252.88-52,808.82-21,205.14

Finding the Fourth Proportional to 35,252.88, 52,808.82 and 21,205.14

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Solution

The fourth proportional to 35,252.88, 52,808.82 and 21,205.14 is: 31,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,252.88 : 52,808.82 = 21,205.14 : x
  2. Step 2: Convert to fraction form
    35,252.88/52,808.82 = 21,205.14/x
  3. Step 3: Cross multiply
    35,252.88x = 52,808.82 × 21,205.14
  4. Step 4: Simplify right side
    35,252.88x = 1,119,818,421.33
  5. Step 5: Solve for x
    x = 1,119,818,421.33/35,252.88
  6. Step 6: Final answer
    x = 31,765.30

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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.