Home / 38,946.02-53,745.44-21,040.97

Finding the Fourth Proportional to 38,946.02, 53,745.44 and 21,040.97

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Solution

The fourth proportional to 38,946.02, 53,745.44 and 21,040.97 is: 29,036.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,946.02 : 53,745.44 = 21,040.97 : x
  2. Step 2: Convert to fraction form
    38,946.02/53,745.44 = 21,040.97/x
  3. Step 3: Cross multiply
    38,946.02x = 53,745.44 × 21,040.97
  4. Step 4: Simplify right side
    38,946.02x = 1,130,856,237.42
  5. Step 5: Solve for x
    x = 1,130,856,237.42/38,946.02
  6. Step 6: Final answer
    x = 29,036.50

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Similar ratio
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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.