Home / 14,360.54-19,817.60-8,072.51

Finding the Fourth Proportional to 14,360.54, 19,817.60 and 8,072.51

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Solution

The fourth proportional to 14,360.54, 19,817.60 and 8,072.51 is: 11,140.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,360.54 : 19,817.60 = 8,072.51 : x
  2. Step 2: Convert to fraction form
    14,360.54/19,817.60 = 8,072.51/x
  3. Step 3: Cross multiply
    14,360.54x = 19,817.60 × 8,072.51
  4. Step 4: Simplify right side
    14,360.54x = 159,977,634.73
  5. Step 5: Solve for x
    x = 159,977,634.73/14,360.54
  6. Step 6: Final answer
    x = 11,140.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.