Home / 35,215.24-52,752.44-21,167.65

Finding the Fourth Proportional to 35,215.24, 52,752.44 and 21,167.65

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Solution

The fourth proportional to 35,215.24, 52,752.44 and 21,167.65 is: 31,709.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,215.24 : 52,752.44 = 21,167.65 : x
  2. Step 2: Convert to fraction form
    35,215.24/52,752.44 = 21,167.65/x
  3. Step 3: Cross multiply
    35,215.24x = 52,752.44 × 21,167.65
  4. Step 4: Simplify right side
    35,215.24x = 1,116,645,107.60
  5. Step 5: Solve for x
    x = 1,116,645,107.60/35,215.24
  6. Step 6: Final answer
    x = 31,709.14

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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.