Home / 16,966.37-23,413.65-9,412.85

Finding the Fourth Proportional to 16,966.37, 23,413.65 and 9,412.85

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Solution

The fourth proportional to 16,966.37, 23,413.65 and 9,412.85 is: 12,989.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,966.37 : 23,413.65 = 9,412.85 : x
  2. Step 2: Convert to fraction form
    16,966.37/23,413.65 = 9,412.85/x
  3. Step 3: Cross multiply
    16,966.37x = 23,413.65 × 9,412.85
  4. Step 4: Simplify right side
    16,966.37x = 220,389,175.40
  5. Step 5: Solve for x
    x = 220,389,175.40/16,966.37
  6. Step 6: Final answer
    x = 12,989.77

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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.