Home / 22,490.87-31,037.78-14,546.93

Finding the Fourth Proportional to 22,490.87, 31,037.78 and 14,546.93

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Solution

The fourth proportional to 22,490.87, 31,037.78 and 14,546.93 is: 20,075.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.87 : 31,037.78 = 14,546.93 : x
  2. Step 2: Convert to fraction form
    22,490.87/31,037.78 = 14,546.93/x
  3. Step 3: Cross multiply
    22,490.87x = 31,037.78 × 14,546.93
  4. Step 4: Simplify right side
    22,490.87x = 451,504,413.02
  5. Step 5: Solve for x
    x = 451,504,413.02/22,490.87
  6. Step 6: Final answer
    x = 20,075.01

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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.