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Finding the Fourth Proportional to 36,608.51, 50,506.04 and 21,501.65

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Solution

The fourth proportional to 36,608.51, 50,506.04 and 21,501.65 is: 29,664.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,608.51 : 50,506.04 = 21,501.65 : x
  2. Step 2: Convert to fraction form
    36,608.51/50,506.04 = 21,501.65/x
  3. Step 3: Cross multiply
    36,608.51x = 50,506.04 × 21,501.65
  4. Step 4: Simplify right side
    36,608.51x = 1,085,963,087.46
  5. Step 5: Solve for x
    x = 1,085,963,087.46/36,608.51
  6. Step 6: Final answer
    x = 29,664.23

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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.