Home / 39,898.53-59,829.40-11,808.54

Finding the Fourth Proportional to 39,898.53, 59,829.40 and 11,808.54

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Solution

The fourth proportional to 39,898.53, 59,829.40 and 11,808.54 is: 17,707.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,898.53 : 59,829.40 = 11,808.54 : x
  2. Step 2: Convert to fraction form
    39,898.53/59,829.40 = 11,808.54/x
  3. Step 3: Cross multiply
    39,898.53x = 59,829.40 × 11,808.54
  4. Step 4: Simplify right side
    39,898.53x = 706,497,804.03
  5. Step 5: Solve for x
    x = 706,497,804.03/39,898.53
  6. Step 6: Final answer
    x = 17,707.36

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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.