Home / 20,323.06-30,445.13-14,976.52

Finding the Fourth Proportional to 20,323.06, 30,445.13 and 14,976.52

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Solution

The fourth proportional to 20,323.06, 30,445.13 and 14,976.52 is: 22,435.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,323.06 : 30,445.13 = 14,976.52 : x
  2. Step 2: Convert to fraction form
    20,323.06/30,445.13 = 14,976.52/x
  3. Step 3: Cross multiply
    20,323.06x = 30,445.13 × 14,976.52
  4. Step 4: Simplify right side
    20,323.06x = 455,962,230.93
  5. Step 5: Solve for x
    x = 455,962,230.93/20,323.06
  6. Step 6: Final answer
    x = 22,435.71

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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.