Home / 54,457.52-81,625.05-27,728.51

Finding the Fourth Proportional to 54,457.52, 81,625.05 and 27,728.51

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Solution

The fourth proportional to 54,457.52, 81,625.05 and 27,728.51 is: 41,561.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,457.52 : 81,625.05 = 27,728.51 : x
  2. Step 2: Convert to fraction form
    54,457.52/81,625.05 = 27,728.51/x
  3. Step 3: Cross multiply
    54,457.52x = 81,625.05 × 27,728.51
  4. Step 4: Simplify right side
    54,457.52x = 2,263,340,607.05
  5. Step 5: Solve for x
    x = 2,263,340,607.05/54,457.52
  6. Step 6: Final answer
    x = 41,561.58

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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.