Home / 39,971.96-59,947.49-11,884.46

Finding the Fourth Proportional to 39,971.96, 59,947.49 and 11,884.46

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Solution

The fourth proportional to 39,971.96, 59,947.49 and 11,884.46 is: 17,823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,971.96 : 59,947.49 = 11,884.46 : x
  2. Step 2: Convert to fraction form
    39,971.96/59,947.49 = 11,884.46/x
  3. Step 3: Cross multiply
    39,971.96x = 59,947.49 × 11,884.46
  4. Step 4: Simplify right side
    39,971.96x = 712,443,276.98
  5. Step 5: Solve for x
    x = 712,443,276.98/39,971.96
  6. Step 6: Final answer
    x = 17,823.58

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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.