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Finding the Fourth Proportional to 35,859.66, 49,487.55 and 19,727.67

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Solution

The fourth proportional to 35,859.66, 49,487.55 and 19,727.67 is: 27,224.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,859.66 : 49,487.55 = 19,727.67 : x
  2. Step 2: Convert to fraction form
    35,859.66/49,487.55 = 19,727.67/x
  3. Step 3: Cross multiply
    35,859.66x = 49,487.55 × 19,727.67
  4. Step 4: Simplify right side
    35,859.66x = 976,274,055.51
  5. Step 5: Solve for x
    x = 976,274,055.51/35,859.66
  6. Step 6: Final answer
    x = 27,224.86

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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.