Home / 34,485.36-51,728.40-27,603.60

Finding the Fourth Proportional to 34,485.36, 51,728.40 and 27,603.60

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Solution

The fourth proportional to 34,485.36, 51,728.40 and 27,603.60 is: 41,405.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,485.36 : 51,728.40 = 27,603.60 : x
  2. Step 2: Convert to fraction form
    34,485.36/51,728.40 = 27,603.60/x
  3. Step 3: Cross multiply
    34,485.36x = 51,728.40 × 27,603.60
  4. Step 4: Simplify right side
    34,485.36x = 1,427,890,062.24
  5. Step 5: Solve for x
    x = 1,427,890,062.24/34,485.36
  6. Step 6: Final answer
    x = 41,405.69

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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.