Home / 22,055.21-30,435.93-11,983.44

Finding the Fourth Proportional to 22,055.21, 30,435.93 and 11,983.44

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Solution

The fourth proportional to 22,055.21, 30,435.93 and 11,983.44 is: 16,537.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.21 : 30,435.93 = 11,983.44 : x
  2. Step 2: Convert to fraction form
    22,055.21/30,435.93 = 11,983.44/x
  3. Step 3: Cross multiply
    22,055.21x = 30,435.93 × 11,983.44
  4. Step 4: Simplify right side
    22,055.21x = 364,727,141.00
  5. Step 5: Solve for x
    x = 364,727,141.00/22,055.21
  6. Step 6: Final answer
    x = 16,537.01

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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.