Home / 40,663.22-56,112.75-22,755.33

Finding the Fourth Proportional to 40,663.22, 56,112.75 and 22,755.33

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Solution

The fourth proportional to 40,663.22, 56,112.75 and 22,755.33 is: 31,400.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,663.22 : 56,112.75 = 22,755.33 : x
  2. Step 2: Convert to fraction form
    40,663.22/56,112.75 = 22,755.33/x
  3. Step 3: Cross multiply
    40,663.22x = 56,112.75 × 22,755.33
  4. Step 4: Simplify right side
    40,663.22x = 1,276,864,143.46
  5. Step 5: Solve for x
    x = 1,276,864,143.46/40,663.22
  6. Step 6: Final answer
    x = 31,400.96

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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.