Home / 54,739.95-82,156.06-21,483.37

Finding the Fourth Proportional to 54,739.95, 82,156.06 and 21,483.37

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Solution

The fourth proportional to 54,739.95, 82,156.06 and 21,483.37 is: 32,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.95 : 82,156.06 = 21,483.37 : x
  2. Step 2: Convert to fraction form
    54,739.95/82,156.06 = 21,483.37/x
  3. Step 3: Cross multiply
    54,739.95x = 82,156.06 × 21,483.37
  4. Step 4: Simplify right side
    54,739.95x = 1,764,989,034.72
  5. Step 5: Solve for x
    x = 1,764,989,034.72/54,739.95
  6. Step 6: Final answer
    x = 32,243.16

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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.