Home / 20,409.48-30,585.50-16,230.92

Finding the Fourth Proportional to 20,409.48, 30,585.50 and 16,230.92

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Solution

The fourth proportional to 20,409.48, 30,585.50 and 16,230.92 is: 24,323.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,409.48 : 30,585.50 = 16,230.92 : x
  2. Step 2: Convert to fraction form
    20,409.48/30,585.50 = 16,230.92/x
  3. Step 3: Cross multiply
    20,409.48x = 30,585.50 × 16,230.92
  4. Step 4: Simplify right side
    20,409.48x = 496,430,803.66
  5. Step 5: Solve for x
    x = 496,430,803.66/20,409.48
  6. Step 6: Final answer
    x = 24,323.54

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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.