Home / 35,908.36-49,556.66-21,009.16

Finding the Fourth Proportional to 35,908.36, 49,556.66 and 21,009.16

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Solution

The fourth proportional to 35,908.36, 49,556.66 and 21,009.16 is: 28,994.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908.36 : 49,556.66 = 21,009.16 : x
  2. Step 2: Convert to fraction form
    35,908.36/49,556.66 = 21,009.16/x
  3. Step 3: Cross multiply
    35,908.36x = 49,556.66 × 21,009.16
  4. Step 4: Simplify right side
    35,908.36x = 1,041,143,799.01
  5. Step 5: Solve for x
    x = 1,041,143,799.01/35,908.36
  6. Step 6: Final answer
    x = 28,994.47

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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.