Home / 19,893.96-29,840.23-5,103.02

Finding the Fourth Proportional to 19,893.96, 29,840.23 and 5,103.02

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Solution

The fourth proportional to 19,893.96, 29,840.23 and 5,103.02 is: 7,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.96 : 29,840.23 = 5,103.02 : x
  2. Step 2: Convert to fraction form
    19,893.96/29,840.23 = 5,103.02/x
  3. Step 3: Cross multiply
    19,893.96x = 29,840.23 × 5,103.02
  4. Step 4: Simplify right side
    19,893.96x = 152,275,258.84
  5. Step 5: Solve for x
    x = 152,275,258.84/19,893.96
  6. Step 6: Final answer
    x = 7,654.35

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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.