Home / 20,045.22-30,072.69-6,005.22

Finding the Fourth Proportional to 20,045.22, 30,072.69 and 6,005.22

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Solution

The fourth proportional to 20,045.22, 30,072.69 and 6,005.22 is: 9,009.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.22 : 30,072.69 = 6,005.22 : x
  2. Step 2: Convert to fraction form
    20,045.22/30,072.69 = 6,005.22/x
  3. Step 3: Cross multiply
    20,045.22x = 30,072.69 × 6,005.22
  4. Step 4: Simplify right side
    20,045.22x = 180,593,119.44
  5. Step 5: Solve for x
    x = 180,593,119.44/20,045.22
  6. Step 6: Final answer
    x = 9,009.29

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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.