Home / 40,215.36-55,497.26-22,310.37

Finding the Fourth Proportional to 40,215.36, 55,497.26 and 22,310.37

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Solution

The fourth proportional to 40,215.36, 55,497.26 and 22,310.37 is: 30,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,215.36 : 55,497.26 = 22,310.37 : x
  2. Step 2: Convert to fraction form
    40,215.36/55,497.26 = 22,310.37/x
  3. Step 3: Cross multiply
    40,215.36x = 55,497.26 × 22,310.37
  4. Step 4: Simplify right side
    40,215.36x = 1,238,164,127.10
  5. Step 5: Solve for x
    x = 1,238,164,127.10/40,215.36
  6. Step 6: Final answer
    x = 30,788.34

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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.