Home / 47,029.39-70,546.25-11,969.35

Finding the Fourth Proportional to 47,029.39, 70,546.25 and 11,969.35

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Solution

The fourth proportional to 47,029.39, 70,546.25 and 11,969.35 is: 17,954.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,029.39 : 70,546.25 = 11,969.35 : x
  2. Step 2: Convert to fraction form
    47,029.39/70,546.25 = 11,969.35/x
  3. Step 3: Cross multiply
    47,029.39x = 70,546.25 × 11,969.35
  4. Step 4: Simplify right side
    47,029.39x = 844,392,697.59
  5. Step 5: Solve for x
    x = 844,392,697.59/47,029.39
  6. Step 6: Final answer
    x = 17,954.57

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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.