Home / 38,638.62-53,268.93-33,033.57

Finding the Fourth Proportional to 38,638.62, 53,268.93 and 33,033.57

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Solution

The fourth proportional to 38,638.62, 53,268.93 and 33,033.57 is: 45,541.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,638.62 : 53,268.93 = 33,033.57 : x
  2. Step 2: Convert to fraction form
    38,638.62/53,268.93 = 33,033.57/x
  3. Step 3: Cross multiply
    38,638.62x = 53,268.93 × 33,033.57
  4. Step 4: Simplify right side
    38,638.62x = 1,759,662,927.98
  5. Step 5: Solve for x
    x = 1,759,662,927.98/38,638.62
  6. Step 6: Final answer
    x = 45,541.56

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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.