Home / 30,734.61-46,102.83-12,013.89

Finding the Fourth Proportional to 30,734.61, 46,102.83 and 12,013.89

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Solution

The fourth proportional to 30,734.61, 46,102.83 and 12,013.89 is: 18,021.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,734.61 : 46,102.83 = 12,013.89 : x
  2. Step 2: Convert to fraction form
    30,734.61/46,102.83 = 12,013.89/x
  3. Step 3: Cross multiply
    30,734.61x = 46,102.83 × 12,013.89
  4. Step 4: Simplify right side
    30,734.61x = 553,874,268.24
  5. Step 5: Solve for x
    x = 553,874,268.24/30,734.61
  6. Step 6: Final answer
    x = 18,021.19

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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.