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Finding the Fourth Proportional to 46,622, 64,338.36 and 25,401.26

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Solution

The fourth proportional to 46,622, 64,338.36 and 25,401.26 is: 35,053.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,622 : 64,338.36 = 25,401.26 : x
  2. Step 2: Convert to fraction form
    46,622/64,338.36 = 25,401.26/x
  3. Step 3: Cross multiply
    46,622x = 64,338.36 × 25,401.26
  4. Step 4: Simplify right side
    46,622x = 1,634,275,410.33
  5. Step 5: Solve for x
    x = 1,634,275,410.33/46,622
  6. Step 6: Final answer
    x = 35,053.74

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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.