Home / 34,323.66-47,364.05-20,893.42

Finding the Fourth Proportional to 34,323.66, 47,364.05 and 20,893.42

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Solution

The fourth proportional to 34,323.66, 47,364.05 and 20,893.42 is: 28,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,323.66 : 47,364.05 = 20,893.42 : x
  2. Step 2: Convert to fraction form
    34,323.66/47,364.05 = 20,893.42/x
  3. Step 3: Cross multiply
    34,323.66x = 47,364.05 × 20,893.42
  4. Step 4: Simplify right side
    34,323.66x = 989,596,766.67
  5. Step 5: Solve for x
    x = 989,596,766.67/34,323.66
  6. Step 6: Final answer
    x = 28,831.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.