Home / 33,070.06-45,610.27-21,751.17

Finding the Fourth Proportional to 33,070.06, 45,610.27 and 21,751.17

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Solution

The fourth proportional to 33,070.06, 45,610.27 and 21,751.17 is: 29,999.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,070.06 : 45,610.27 = 21,751.17 : x
  2. Step 2: Convert to fraction form
    33,070.06/45,610.27 = 21,751.17/x
  3. Step 3: Cross multiply
    33,070.06x = 45,610.27 × 21,751.17
  4. Step 4: Simplify right side
    33,070.06x = 992,076,736.52
  5. Step 5: Solve for x
    x = 992,076,736.52/33,070.06
  6. Step 6: Final answer
    x = 29,999.24

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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.