Home / 30,032.31-44,982.84-15,215.79

Finding the Fourth Proportional to 30,032.31, 44,982.84 and 15,215.79

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Solution

The fourth proportional to 30,032.31, 44,982.84 and 15,215.79 is: 22,790.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,032.31 : 44,982.84 = 15,215.79 : x
  2. Step 2: Convert to fraction form
    30,032.31/44,982.84 = 15,215.79/x
  3. Step 3: Cross multiply
    30,032.31x = 44,982.84 × 15,215.79
  4. Step 4: Simplify right side
    30,032.31x = 684,449,447.04
  5. Step 5: Solve for x
    x = 684,449,447.04/30,032.31
  6. Step 6: Final answer
    x = 22,790.44

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1.5x scale

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.