Home / 38,369.05-52,949.14-21,373.49

Finding the Fourth Proportional to 38,369.05, 52,949.14 and 21,373.49

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Solution

The fourth proportional to 38,369.05, 52,949.14 and 21,373.49 is: 29,495.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,369.05 : 52,949.14 = 21,373.49 : x
  2. Step 2: Convert to fraction form
    38,369.05/52,949.14 = 21,373.49/x
  3. Step 3: Cross multiply
    38,369.05x = 52,949.14 × 21,373.49
  4. Step 4: Simplify right side
    38,369.05x = 1,131,707,993.24
  5. Step 5: Solve for x
    x = 1,131,707,993.24/38,369.05
  6. Step 6: Final answer
    x = 29,495.34

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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.