Home / 39,905.34-59,849.59-11,825.64

Finding the Fourth Proportional to 39,905.34, 59,849.59 and 11,825.64

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Solution

The fourth proportional to 39,905.34, 59,849.59 and 11,825.64 is: 17,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,905.34 : 59,849.59 = 11,825.64 : x
  2. Step 2: Convert to fraction form
    39,905.34/59,849.59 = 11,825.64/x
  3. Step 3: Cross multiply
    39,905.34x = 59,849.59 × 11,825.64
  4. Step 4: Simplify right side
    39,905.34x = 707,759,705.49
  5. Step 5: Solve for x
    x = 707,759,705.49/39,905.34
  6. Step 6: Final answer
    x = 17,735.96

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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.