Home / 34,721.06-47,918.00-19,616.49

Finding the Fourth Proportional to 34,721.06, 47,918.00 and 19,616.49

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Solution

The fourth proportional to 34,721.06, 47,918.00 and 19,616.49 is: 27,072.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,721.06 : 47,918.00 = 19,616.49 : x
  2. Step 2: Convert to fraction form
    34,721.06/47,918.00 = 19,616.49/x
  3. Step 3: Cross multiply
    34,721.06x = 47,918.00 × 19,616.49
  4. Step 4: Simplify right side
    34,721.06x = 939,983,016.86
  5. Step 5: Solve for x
    x = 939,983,016.86/34,721.06
  6. Step 6: Final answer
    x = 27,072.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.