Home / 38,047.36-57,068.48-11,753.60

Finding the Fourth Proportional to 38,047.36, 57,068.48 and 11,753.60

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Solution

The fourth proportional to 38,047.36, 57,068.48 and 11,753.60 is: 17,629.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,047.36 : 57,068.48 = 11,753.60 : x
  2. Step 2: Convert to fraction form
    38,047.36/57,068.48 = 11,753.60/x
  3. Step 3: Cross multiply
    38,047.36x = 57,068.48 × 11,753.60
  4. Step 4: Simplify right side
    38,047.36x = 670,760,086.53
  5. Step 5: Solve for x
    x = 670,760,086.53/38,047.36
  6. Step 6: Final answer
    x = 17,629.61

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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.