Home / 30,869.22-46,303.82-12,414.18

Finding the Fourth Proportional to 30,869.22, 46,303.82 and 12,414.18

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Solution

The fourth proportional to 30,869.22, 46,303.82 and 12,414.18 is: 18,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,869.22 : 46,303.82 = 12,414.18 : x
  2. Step 2: Convert to fraction form
    30,869.22/46,303.82 = 12,414.18/x
  3. Step 3: Cross multiply
    30,869.22x = 46,303.82 × 12,414.18
  4. Step 4: Simplify right side
    30,869.22x = 574,823,956.17
  5. Step 5: Solve for x
    x = 574,823,956.17/30,869.22
  6. Step 6: Final answer
    x = 18,621.27

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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.