Home / 14,500.73-21,750.79-4,640.01

Finding the Fourth Proportional to 14,500.73, 21,750.79 and 4,640.01

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Solution

The fourth proportional to 14,500.73, 21,750.79 and 4,640.01 is: 6,959.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.73 : 21,750.79 = 4,640.01 : x
  2. Step 2: Convert to fraction form
    14,500.73/21,750.79 = 4,640.01/x
  3. Step 3: Cross multiply
    14,500.73x = 21,750.79 × 4,640.01
  4. Step 4: Simplify right side
    14,500.73x = 100,923,883.11
  5. Step 5: Solve for x
    x = 100,923,883.11/14,500.73
  6. Step 6: Final answer
    x = 6,959.92

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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.