Home / 28,957.50-43,442.73-10,237.32

Finding the Fourth Proportional to 28,957.50, 43,442.73 and 10,237.32

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Solution

The fourth proportional to 28,957.50, 43,442.73 and 10,237.32 is: 15,358.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,957.50 : 43,442.73 = 10,237.32 : x
  2. Step 2: Convert to fraction form
    28,957.50/43,442.73 = 10,237.32/x
  3. Step 3: Cross multiply
    28,957.50x = 43,442.73 × 10,237.32
  4. Step 4: Simplify right side
    28,957.50x = 444,737,128.68
  5. Step 5: Solve for x
    x = 444,737,128.68/28,957.50
  6. Step 6: Final answer
    x = 15,358.27

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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.