Home / 39,837.36-54,972.36-23,071.44

Finding the Fourth Proportional to 39,837.36, 54,972.36 and 23,071.44

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Solution

The fourth proportional to 39,837.36, 54,972.36 and 23,071.44 is: 31,836.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,837.36 : 54,972.36 = 23,071.44 : x
  2. Step 2: Convert to fraction form
    39,837.36/54,972.36 = 23,071.44/x
  3. Step 3: Cross multiply
    39,837.36x = 54,972.36 × 23,071.44
  4. Step 4: Simplify right side
    39,837.36x = 1,268,291,505.40
  5. Step 5: Solve for x
    x = 1,268,291,505.40/39,837.36
  6. Step 6: Final answer
    x = 31,836.74

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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.