Home / 28,558.44-42,763.14-22,981.32

Finding the Fourth Proportional to 28,558.44, 42,763.14 and 22,981.32

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Solution

The fourth proportional to 28,558.44, 42,763.14 and 22,981.32 is: 34,412.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,558.44 : 42,763.14 = 22,981.32 : x
  2. Step 2: Convert to fraction form
    28,558.44/42,763.14 = 22,981.32/x
  3. Step 3: Cross multiply
    28,558.44x = 42,763.14 × 22,981.32
  4. Step 4: Simplify right side
    28,558.44x = 982,753,404.54
  5. Step 5: Solve for x
    x = 982,753,404.54/28,558.44
  6. Step 6: Final answer
    x = 34,412.01

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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.