Home / 30,936.83-46,405.19-11,215.35

Finding the Fourth Proportional to 30,936.83, 46,405.19 and 11,215.35

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Solution

The fourth proportional to 30,936.83, 46,405.19 and 11,215.35 is: 16,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,936.83 : 46,405.19 = 11,215.35 : x
  2. Step 2: Convert to fraction form
    30,936.83/46,405.19 = 11,215.35/x
  3. Step 3: Cross multiply
    30,936.83x = 46,405.19 × 11,215.35
  4. Step 4: Simplify right side
    30,936.83x = 520,450,475.70
  5. Step 5: Solve for x
    x = 520,450,475.70/30,936.83
  6. Step 6: Final answer
    x = 16,823.01

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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.