Home / 20,031.06-30,047.28-6,883.32

Finding the Fourth Proportional to 20,031.06, 30,047.28 and 6,883.32

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Solution

The fourth proportional to 20,031.06, 30,047.28 and 6,883.32 is: 10,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,031.06 : 30,047.28 = 6,883.32 : x
  2. Step 2: Convert to fraction form
    20,031.06/30,047.28 = 6,883.32/x
  3. Step 3: Cross multiply
    20,031.06x = 30,047.28 × 6,883.32
  4. Step 4: Simplify right side
    20,031.06x = 206,825,043.37
  5. Step 5: Solve for x
    x = 206,825,043.37/20,031.06
  6. Step 6: Final answer
    x = 10,325.22

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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.