Home / 20,173.22-30,263.94-7,026.62

Finding the Fourth Proportional to 20,173.22, 30,263.94 and 7,026.62

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Solution

The fourth proportional to 20,173.22, 30,263.94 and 7,026.62 is: 10,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,173.22 : 30,263.94 = 7,026.62 : x
  2. Step 2: Convert to fraction form
    20,173.22/30,263.94 = 7,026.62/x
  3. Step 3: Cross multiply
    20,173.22x = 30,263.94 × 7,026.62
  4. Step 4: Simplify right side
    20,173.22x = 212,653,206.08
  5. Step 5: Solve for x
    x = 212,653,206.08/20,173.22
  6. Step 6: Final answer
    x = 10,541.36

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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.