Home / 20,182.06-30,273.24-7,034.39

Finding the Fourth Proportional to 20,182.06, 30,273.24 and 7,034.39

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Solution

The fourth proportional to 20,182.06, 30,273.24 and 7,034.39 is: 10,551.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.06 : 30,273.24 = 7,034.39 : x
  2. Step 2: Convert to fraction form
    20,182.06/30,273.24 = 7,034.39/x
  3. Step 3: Cross multiply
    20,182.06x = 30,273.24 × 7,034.39
  4. Step 4: Simplify right side
    20,182.06x = 212,953,935.55
  5. Step 5: Solve for x
    x = 212,953,935.55/20,182.06
  6. Step 6: Final answer
    x = 10,551.64

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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.