Home / 40,431.51-55,795.28-22,525.41

Finding the Fourth Proportional to 40,431.51, 55,795.28 and 22,525.41

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Solution

The fourth proportional to 40,431.51, 55,795.28 and 22,525.41 is: 31,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,431.51 : 55,795.28 = 22,525.41 : x
  2. Step 2: Convert to fraction form
    40,431.51/55,795.28 = 22,525.41/x
  3. Step 3: Cross multiply
    40,431.51x = 55,795.28 × 22,525.41
  4. Step 4: Simplify right side
    40,431.51x = 1,256,811,445.44
  5. Step 5: Solve for x
    x = 1,256,811,445.44/40,431.51
  6. Step 6: Final answer
    x = 31,084.95

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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.