Home / 34,744.06-47,921.49-21,999.32

Finding the Fourth Proportional to 34,744.06, 47,921.49 and 21,999.32

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Solution

The fourth proportional to 34,744.06, 47,921.49 and 21,999.32 is: 30,343.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,744.06 : 47,921.49 = 21,999.32 : x
  2. Step 2: Convert to fraction form
    34,744.06/47,921.49 = 21,999.32/x
  3. Step 3: Cross multiply
    34,744.06x = 47,921.49 × 21,999.32
  4. Step 4: Simplify right side
    34,744.06x = 1,054,240,193.39
  5. Step 5: Solve for x
    x = 1,054,240,193.39/34,744.06
  6. Step 6: Final answer
    x = 30,343.03

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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.