Home / 49,644.40-74,466-14,582.80

Finding the Fourth Proportional to 49,644.40, 74,466 and 14,582.80

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Solution

The fourth proportional to 49,644.40, 74,466 and 14,582.80 is: 21,874.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,644.40 : 74,466 = 14,582.80 : x
  2. Step 2: Convert to fraction form
    49,644.40/74,466 = 14,582.80/x
  3. Step 3: Cross multiply
    49,644.40x = 74,466 × 14,582.80
  4. Step 4: Simplify right side
    49,644.40x = 1,085,922,784.80
  5. Step 5: Solve for x
    x = 1,085,922,784.80/49,644.40
  6. Step 6: Final answer
    x = 21,874.02

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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.