Home / 36,070.26-49,776.84-21,738.32

Finding the Fourth Proportional to 36,070.26, 49,776.84 and 21,738.32

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Solution

The fourth proportional to 36,070.26, 49,776.84 and 21,738.32 is: 29,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,070.26 : 49,776.84 = 21,738.32 : x
  2. Step 2: Convert to fraction form
    36,070.26/49,776.84 = 21,738.32/x
  3. Step 3: Cross multiply
    36,070.26x = 49,776.84 × 21,738.32
  4. Step 4: Simplify right side
    36,070.26x = 1,082,064,876.51
  5. Step 5: Solve for x
    x = 1,082,064,876.51/36,070.26
  6. Step 6: Final answer
    x = 29,998.81

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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.