Home / 20,371.24-30,555.40-6,330.93

Finding the Fourth Proportional to 20,371.24, 30,555.40 and 6,330.93

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Solution

The fourth proportional to 20,371.24, 30,555.40 and 6,330.93 is: 9,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,371.24 : 30,555.40 = 6,330.93 : x
  2. Step 2: Convert to fraction form
    20,371.24/30,555.40 = 6,330.93/x
  3. Step 3: Cross multiply
    20,371.24x = 30,555.40 × 6,330.93
  4. Step 4: Simplify right side
    20,371.24x = 193,444,098.52
  5. Step 5: Solve for x
    x = 193,444,098.52/20,371.24
  6. Step 6: Final answer
    x = 9,495.94

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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.