Home / 54,015.57-81,052.52-26,313.57

Finding the Fourth Proportional to 54,015.57, 81,052.52 and 26,313.57

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Solution

The fourth proportional to 54,015.57, 81,052.52 and 26,313.57 is: 39,484.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,015.57 : 81,052.52 = 26,313.57 : x
  2. Step 2: Convert to fraction form
    54,015.57/81,052.52 = 26,313.57/x
  3. Step 3: Cross multiply
    54,015.57x = 81,052.52 × 26,313.57
  4. Step 4: Simplify right side
    54,015.57x = 2,132,781,027.13
  5. Step 5: Solve for x
    x = 2,132,781,027.13/54,015.57
  6. Step 6: Final answer
    x = 39,484.56

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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.