Home / 39,914.46-59,881.07-13,619.29

Finding the Fourth Proportional to 39,914.46, 59,881.07 and 13,619.29

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Solution

The fourth proportional to 39,914.46, 59,881.07 and 13,619.29 is: 20,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,914.46 : 59,881.07 = 13,619.29 : x
  2. Step 2: Convert to fraction form
    39,914.46/59,881.07 = 13,619.29/x
  3. Step 3: Cross multiply
    39,914.46x = 59,881.07 × 13,619.29
  4. Step 4: Simplify right side
    39,914.46x = 815,537,657.84
  5. Step 5: Solve for x
    x = 815,537,657.84/39,914.46
  6. Step 6: Final answer
    x = 20,432.14

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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.