Home / 35,722.84-49,297.32-19,809.64

Finding the Fourth Proportional to 35,722.84, 49,297.32 and 19,809.64

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Solution

The fourth proportional to 35,722.84, 49,297.32 and 19,809.64 is: 27,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722.84 : 49,297.32 = 19,809.64 : x
  2. Step 2: Convert to fraction form
    35,722.84/49,297.32 = 19,809.64/x
  3. Step 3: Cross multiply
    35,722.84x = 49,297.32 × 19,809.64
  4. Step 4: Simplify right side
    35,722.84x = 976,562,162.16
  5. Step 5: Solve for x
    x = 976,562,162.16/35,722.84
  6. Step 6: Final answer
    x = 27,337.19

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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.