Home / 20,849.02-31,273.73-5,266.64

Finding the Fourth Proportional to 20,849.02, 31,273.73 and 5,266.64

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Solution

The fourth proportional to 20,849.02, 31,273.73 and 5,266.64 is: 7,900.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,849.02 : 31,273.73 = 5,266.64 : x
  2. Step 2: Convert to fraction form
    20,849.02/31,273.73 = 5,266.64/x
  3. Step 3: Cross multiply
    20,849.02x = 31,273.73 × 5,266.64
  4. Step 4: Simplify right side
    20,849.02x = 164,707,477.37
  5. Step 5: Solve for x
    x = 164,707,477.37/20,849.02
  6. Step 6: Final answer
    x = 7,900.01

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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.