Home / 40,053.32-55,273.38-22,148

Finding the Fourth Proportional to 40,053.32, 55,273.38 and 22,148

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Solution

The fourth proportional to 40,053.32, 55,273.38 and 22,148 is: 30,564.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.32 : 55,273.38 = 22,148 : x
  2. Step 2: Convert to fraction form
    40,053.32/55,273.38 = 22,148/x
  3. Step 3: Cross multiply
    40,053.32x = 55,273.38 × 22,148
  4. Step 4: Simplify right side
    40,053.32x = 1,224,194,820.24
  5. Step 5: Solve for x
    x = 1,224,194,820.24/40,053.32
  6. Step 6: Final answer
    x = 30,564.13

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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.