Home / 39,795.43-59,683.20-11,709.88

Finding the Fourth Proportional to 39,795.43, 59,683.20 and 11,709.88

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Solution

The fourth proportional to 39,795.43, 59,683.20 and 11,709.88 is: 17,561.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,795.43 : 59,683.20 = 11,709.88 : x
  2. Step 2: Convert to fraction form
    39,795.43/59,683.20 = 11,709.88/x
  3. Step 3: Cross multiply
    39,795.43x = 59,683.20 × 11,709.88
  4. Step 4: Simplify right side
    39,795.43x = 698,883,110.02
  5. Step 5: Solve for x
    x = 698,883,110.02/39,795.43
  6. Step 6: Final answer
    x = 17,561.89

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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.