Home / 20,622.24-30,932.08-5,833.12

Finding the Fourth Proportional to 20,622.24, 30,932.08 and 5,833.12

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Solution

The fourth proportional to 20,622.24, 30,932.08 and 5,833.12 is: 8,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,622.24 : 30,932.08 = 5,833.12 : x
  2. Step 2: Convert to fraction form
    20,622.24/30,932.08 = 5,833.12/x
  3. Step 3: Cross multiply
    20,622.24x = 30,932.08 × 5,833.12
  4. Step 4: Simplify right side
    20,622.24x = 180,430,534.49
  5. Step 5: Solve for x
    x = 180,430,534.49/20,622.24
  6. Step 6: Final answer
    x = 8,749.32

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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.