Home / 39,741.94-54,828.12-25,603

Finding the Fourth Proportional to 39,741.94, 54,828.12 and 25,603

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Solution

The fourth proportional to 39,741.94, 54,828.12 and 25,603 is: 35,321.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,741.94 : 54,828.12 = 25,603 : x
  2. Step 2: Convert to fraction form
    39,741.94/54,828.12 = 25,603/x
  3. Step 3: Cross multiply
    39,741.94x = 54,828.12 × 25,603
  4. Step 4: Simplify right side
    39,741.94x = 1,403,764,356.36
  5. Step 5: Solve for x
    x = 1,403,764,356.36/39,741.94
  6. Step 6: Final answer
    x = 35,321.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.