Home / 23,485.41-32,409.20-13,413.65

Finding the Fourth Proportional to 23,485.41, 32,409.20 and 13,413.65

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Solution

The fourth proportional to 23,485.41, 32,409.20 and 13,413.65 is: 18,510.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,485.41 : 32,409.20 = 13,413.65 : x
  2. Step 2: Convert to fraction form
    23,485.41/32,409.20 = 13,413.65/x
  3. Step 3: Cross multiply
    23,485.41x = 32,409.20 × 13,413.65
  4. Step 4: Simplify right side
    23,485.41x = 434,725,665.58
  5. Step 5: Solve for x
    x = 434,725,665.58/23,485.41
  6. Step 6: Final answer
    x = 18,510.46

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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.