Home / 14,185.06-21,276.81-4,323.51

Finding the Fourth Proportional to 14,185.06, 21,276.81 and 4,323.51

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Solution

The fourth proportional to 14,185.06, 21,276.81 and 4,323.51 is: 6,485.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.06 : 21,276.81 = 4,323.51 : x
  2. Step 2: Convert to fraction form
    14,185.06/21,276.81 = 4,323.51/x
  3. Step 3: Cross multiply
    14,185.06x = 21,276.81 × 4,323.51
  4. Step 4: Simplify right side
    14,185.06x = 91,990,500.80
  5. Step 5: Solve for x
    x = 91,990,500.80/14,185.06
  6. Step 6: Final answer
    x = 6,485.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.