Home / 30,758.14-46,165.91-15,776.51

Finding the Fourth Proportional to 30,758.14, 46,165.91 and 15,776.51

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Solution

The fourth proportional to 30,758.14, 46,165.91 and 15,776.51 is: 23,679.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758.14 : 46,165.91 = 15,776.51 : x
  2. Step 2: Convert to fraction form
    30,758.14/46,165.91 = 15,776.51/x
  3. Step 3: Cross multiply
    30,758.14x = 46,165.91 × 15,776.51
  4. Step 4: Simplify right side
    30,758.14x = 728,336,763.09
  5. Step 5: Solve for x
    x = 728,336,763.09/30,758.14
  6. Step 6: Final answer
    x = 23,679.48

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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.