Home / 23,413.58-32,336.81-21,642.11

Finding the Fourth Proportional to 23,413.58, 32,336.81 and 21,642.11

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Solution

The fourth proportional to 23,413.58, 32,336.81 and 21,642.11 is: 29,890.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,413.58 : 32,336.81 = 21,642.11 : x
  2. Step 2: Convert to fraction form
    23,413.58/32,336.81 = 21,642.11/x
  3. Step 3: Cross multiply
    23,413.58x = 32,336.81 × 21,642.11
  4. Step 4: Simplify right side
    23,413.58x = 699,836,799.07
  5. Step 5: Solve for x
    x = 699,836,799.07/23,413.58
  6. Step 6: Final answer
    x = 29,890.21

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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.