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Finding the Fourth Proportional to 12,044, 18,059.40 and 6,776.84

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Solution

The fourth proportional to 12,044, 18,059.40 and 6,776.84 is: 10,161.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,044 : 18,059.40 = 6,776.84 : x
  2. Step 2: Convert to fraction form
    12,044/18,059.40 = 6,776.84/x
  3. Step 3: Cross multiply
    12,044x = 18,059.40 × 6,776.84
  4. Step 4: Simplify right side
    12,044x = 122,385,664.30
  5. Step 5: Solve for x
    x = 122,385,664.30/12,044
  6. Step 6: Final answer
    x = 10,161.55

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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.