Home / 32,917.60-49,376.40-21,836.80

Finding the Fourth Proportional to 32,917.60, 49,376.40 and 21,836.80

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Solution

The fourth proportional to 32,917.60, 49,376.40 and 21,836.80 is: 32,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,917.60 : 49,376.40 = 21,836.80 : x
  2. Step 2: Convert to fraction form
    32,917.60/49,376.40 = 21,836.80/x
  3. Step 3: Cross multiply
    32,917.60x = 49,376.40 × 21,836.80
  4. Step 4: Simplify right side
    32,917.60x = 1,078,222,571.52
  5. Step 5: Solve for x
    x = 1,078,222,571.52/32,917.60
  6. Step 6: Final answer
    x = 32,755.20

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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.