Home / 28,270.87-42,410.93-9,552.02

Finding the Fourth Proportional to 28,270.87, 42,410.93 and 9,552.02

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Solution

The fourth proportional to 28,270.87, 42,410.93 and 9,552.02 is: 14,329.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.87 : 42,410.93 = 9,552.02 : x
  2. Step 2: Convert to fraction form
    28,270.87/42,410.93 = 9,552.02/x
  3. Step 3: Cross multiply
    28,270.87x = 42,410.93 × 9,552.02
  4. Step 4: Simplify right side
    28,270.87x = 405,109,791.76
  5. Step 5: Solve for x
    x = 405,109,791.76/28,270.87
  6. Step 6: Final answer
    x = 14,329.58

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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.