Home / 39,717.42-59,584.31-11,638.39

Finding the Fourth Proportional to 39,717.42, 59,584.31 and 11,638.39

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Solution

The fourth proportional to 39,717.42, 59,584.31 and 11,638.39 is: 17,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.42 : 59,584.31 = 11,638.39 : x
  2. Step 2: Convert to fraction form
    39,717.42/59,584.31 = 11,638.39/x
  3. Step 3: Cross multiply
    39,717.42x = 59,584.31 × 11,638.39
  4. Step 4: Simplify right side
    39,717.42x = 693,465,081.55
  5. Step 5: Solve for x
    x = 693,465,081.55/39,717.42
  6. Step 6: Final answer
    x = 17,459.97

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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.