Home / 20,038.48-30,050.68-6,892.44

Finding the Fourth Proportional to 20,038.48, 30,050.68 and 6,892.44

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Solution

The fourth proportional to 20,038.48, 30,050.68 and 6,892.44 is: 10,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038.48 : 30,050.68 = 6,892.44 : x
  2. Step 2: Convert to fraction form
    20,038.48/30,050.68 = 6,892.44/x
  3. Step 3: Cross multiply
    20,038.48x = 30,050.68 × 6,892.44
  4. Step 4: Simplify right side
    20,038.48x = 207,122,508.86
  5. Step 5: Solve for x
    x = 207,122,508.86/20,038.48
  6. Step 6: Final answer
    x = 10,336.24

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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.