Home / 14,516.84-21,775.40-5,745.58

Finding the Fourth Proportional to 14,516.84, 21,775.40 and 5,745.58

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Solution

The fourth proportional to 14,516.84, 21,775.40 and 5,745.58 is: 8,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,516.84 : 21,775.40 = 5,745.58 : x
  2. Step 2: Convert to fraction form
    14,516.84/21,775.40 = 5,745.58/x
  3. Step 3: Cross multiply
    14,516.84x = 21,775.40 × 5,745.58
  4. Step 4: Simplify right side
    14,516.84x = 125,112,302.73
  5. Step 5: Solve for x
    x = 125,112,302.73/14,516.84
  6. Step 6: Final answer
    x = 8,618.43

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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.