Home / 30,894.00-46,341.25-20,229.35

Finding the Fourth Proportional to 30,894.00, 46,341.25 and 20,229.35

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Solution

The fourth proportional to 30,894.00, 46,341.25 and 20,229.35 is: 30,344.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,894.00 : 46,341.25 = 20,229.35 : x
  2. Step 2: Convert to fraction form
    30,894.00/46,341.25 = 20,229.35/x
  3. Step 3: Cross multiply
    30,894.00x = 46,341.25 × 20,229.35
  4. Step 4: Simplify right side
    30,894.00x = 937,453,083.41
  5. Step 5: Solve for x
    x = 937,453,083.41/30,894.00
  6. Step 6: Final answer
    x = 30,344.18

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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.