Home / 12,615.06-18,893.84-6,045.92

Finding the Fourth Proportional to 12,615.06, 18,893.84 and 6,045.92

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Solution

The fourth proportional to 12,615.06, 18,893.84 and 6,045.92 is: 9,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615.06 : 18,893.84 = 6,045.92 : x
  2. Step 2: Convert to fraction form
    12,615.06/18,893.84 = 6,045.92/x
  3. Step 3: Cross multiply
    12,615.06x = 18,893.84 × 6,045.92
  4. Step 4: Simplify right side
    12,615.06x = 114,230,520.43
  5. Step 5: Solve for x
    x = 114,230,520.43/12,615.06
  6. Step 6: Final answer
    x = 9,055.09

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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.