Home / 36,751.64-50,718.30-21,645.32

Finding the Fourth Proportional to 36,751.64, 50,718.30 and 21,645.32

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Solution

The fourth proportional to 36,751.64, 50,718.30 and 21,645.32 is: 29,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,751.64 : 50,718.30 = 21,645.32 : x
  2. Step 2: Convert to fraction form
    36,751.64/50,718.30 = 21,645.32/x
  3. Step 3: Cross multiply
    36,751.64x = 50,718.30 × 21,645.32
  4. Step 4: Simplify right side
    36,751.64x = 1,097,813,833.36
  5. Step 5: Solve for x
    x = 1,097,813,833.36/36,751.64
  6. Step 6: Final answer
    x = 29,871.15

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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.