Home / 28,450.56-42,696.80-22,969.44

Finding the Fourth Proportional to 28,450.56, 42,696.80 and 22,969.44

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Solution

The fourth proportional to 28,450.56, 42,696.80 and 22,969.44 is: 34,471.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,450.56 : 42,696.80 = 22,969.44 : x
  2. Step 2: Convert to fraction form
    28,450.56/42,696.80 = 22,969.44/x
  3. Step 3: Cross multiply
    28,450.56x = 42,696.80 × 22,969.44
  4. Step 4: Simplify right side
    28,450.56x = 980,721,585.79
  5. Step 5: Solve for x
    x = 980,721,585.79/28,450.56
  6. Step 6: Final answer
    x = 34,471.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.