Home / 30,758.19-46,137.29-7,384.62

Finding the Fourth Proportional to 30,758.19, 46,137.29 and 7,384.62

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Solution

The fourth proportional to 30,758.19, 46,137.29 and 7,384.62 is: 11,076.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,758.19 : 46,137.29 = 7,384.62 : x
  2. Step 2: Convert to fraction form
    30,758.19/46,137.29 = 7,384.62/x
  3. Step 3: Cross multiply
    30,758.19x = 46,137.29 × 7,384.62
  4. Step 4: Simplify right side
    30,758.19x = 340,706,490.57
  5. Step 5: Solve for x
    x = 340,706,490.57/30,758.19
  6. Step 6: Final answer
    x = 11,076.94

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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.