Home / 30,762.32-46,105.40-21,863.46

Finding the Fourth Proportional to 30,762.32, 46,105.40 and 21,863.46

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Solution

The fourth proportional to 30,762.32, 46,105.40 and 21,863.46 is: 32,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,762.32 : 46,105.40 = 21,863.46 : x
  2. Step 2: Convert to fraction form
    30,762.32/46,105.40 = 21,863.46/x
  3. Step 3: Cross multiply
    30,762.32x = 46,105.40 × 21,863.46
  4. Step 4: Simplify right side
    30,762.32x = 1,008,023,568.68
  5. Step 5: Solve for x
    x = 1,008,023,568.68/30,762.32
  6. Step 6: Final answer
    x = 32,768.13

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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.