Home / 20,629.22-30,932.15-6,585.93

Finding the Fourth Proportional to 20,629.22, 30,932.15 and 6,585.93

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Solution

The fourth proportional to 20,629.22, 30,932.15 and 6,585.93 is: 9,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.22 : 30,932.15 = 6,585.93 : x
  2. Step 2: Convert to fraction form
    20,629.22/30,932.15 = 6,585.93/x
  3. Step 3: Cross multiply
    20,629.22x = 30,932.15 × 6,585.93
  4. Step 4: Simplify right side
    20,629.22x = 203,716,941.72
  5. Step 5: Solve for x
    x = 203,716,941.72/20,629.22
  6. Step 6: Final answer
    x = 9,875.17

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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.