Home / 30,942.34-46,406.08-14,286.37

Finding the Fourth Proportional to 30,942.34, 46,406.08 and 14,286.37

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Solution

The fourth proportional to 30,942.34, 46,406.08 and 14,286.37 is: 21,426.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,942.34 : 46,406.08 = 14,286.37 : x
  2. Step 2: Convert to fraction form
    30,942.34/46,406.08 = 14,286.37/x
  3. Step 3: Cross multiply
    30,942.34x = 46,406.08 × 14,286.37
  4. Step 4: Simplify right side
    30,942.34x = 662,974,429.13
  5. Step 5: Solve for x
    x = 662,974,429.13/30,942.34
  6. Step 6: Final answer
    x = 21,426.12

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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.