Home / 30,719.34-46,091.97-28,267.47

Finding the Fourth Proportional to 30,719.34, 46,091.97 and 28,267.47

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Solution

The fourth proportional to 30,719.34, 46,091.97 and 28,267.47 is: 42,413.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,719.34 : 46,091.97 = 28,267.47 : x
  2. Step 2: Convert to fraction form
    30,719.34/46,091.97 = 28,267.47/x
  3. Step 3: Cross multiply
    30,719.34x = 46,091.97 × 28,267.47
  4. Step 4: Simplify right side
    30,719.34x = 1,302,903,379.22
  5. Step 5: Solve for x
    x = 1,302,903,379.22/30,719.34
  6. Step 6: Final answer
    x = 42,413.13

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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.