Home / 69,844.86-104,783.56-19,925.64

Finding the Fourth Proportional to 69,844.86, 104,783.56 and 19,925.64

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Solution

The fourth proportional to 69,844.86, 104,783.56 and 19,925.64 is: 29,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,844.86 : 104,783.56 = 19,925.64 : x
  2. Step 2: Convert to fraction form
    69,844.86/104,783.56 = 19,925.64/x
  3. Step 3: Cross multiply
    69,844.86x = 104,783.56 × 19,925.64
  4. Step 4: Simplify right side
    69,844.86x = 2,087,879,781.34
  5. Step 5: Solve for x
    x = 2,087,879,781.34/69,844.86
  6. Step 6: Final answer
    x = 29,893.10

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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.