Home / 54,570.56-81,887.22-22,978.13

Finding the Fourth Proportional to 54,570.56, 81,887.22 and 22,978.13

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Solution

The fourth proportional to 54,570.56, 81,887.22 and 22,978.13 is: 34,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,570.56 : 81,887.22 = 22,978.13 : x
  2. Step 2: Convert to fraction form
    54,570.56/81,887.22 = 22,978.13/x
  3. Step 3: Cross multiply
    54,570.56x = 81,887.22 × 22,978.13
  4. Step 4: Simplify right side
    54,570.56x = 1,881,614,777.06
  5. Step 5: Solve for x
    x = 1,881,614,777.06/54,570.56
  6. Step 6: Final answer
    x = 34,480.40

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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.