Home / 27,823.46-38,413.88-19,322.85

Finding the Fourth Proportional to 27,823.46, 38,413.88 and 19,322.85

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Solution

The fourth proportional to 27,823.46, 38,413.88 and 19,322.85 is: 26,677.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,823.46 : 38,413.88 = 19,322.85 : x
  2. Step 2: Convert to fraction form
    27,823.46/38,413.88 = 19,322.85/x
  3. Step 3: Cross multiply
    27,823.46x = 38,413.88 × 19,322.85
  4. Step 4: Simplify right side
    27,823.46x = 742,265,544.54
  5. Step 5: Solve for x
    x = 742,265,544.54/27,823.46
  6. Step 6: Final answer
    x = 26,677.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.