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Finding the Fourth Proportional to 30,694.84, 46,028.84 and 15,488.06

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Solution

The fourth proportional to 30,694.84, 46,028.84 and 15,488.06 is: 23,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,694.84 : 46,028.84 = 15,488.06 : x
  2. Step 2: Convert to fraction form
    30,694.84/46,028.84 = 15,488.06/x
  3. Step 3: Cross multiply
    30,694.84x = 46,028.84 × 15,488.06
  4. Step 4: Simplify right side
    30,694.84x = 712,897,205.51
  5. Step 5: Solve for x
    x = 712,897,205.51/30,694.84
  6. Step 6: Final answer
    x = 23,225.31

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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.