Home / 69,476.16-104,212.96-16,885.28

Finding the Fourth Proportional to 69,476.16, 104,212.96 and 16,885.28

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Solution

The fourth proportional to 69,476.16, 104,212.96 and 16,885.28 is: 25,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,476.16 : 104,212.96 = 16,885.28 : x
  2. Step 2: Convert to fraction form
    69,476.16/104,212.96 = 16,885.28/x
  3. Step 3: Cross multiply
    69,476.16x = 104,212.96 × 16,885.28
  4. Step 4: Simplify right side
    69,476.16x = 1,759,665,009.23
  5. Step 5: Solve for x
    x = 1,759,665,009.23/69,476.16
  6. Step 6: Final answer
    x = 25,327.61

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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.