Home / 32,905.60-49,382.70-21,808.60

Finding the Fourth Proportional to 32,905.60, 49,382.70 and 21,808.60

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Solution

The fourth proportional to 32,905.60, 49,382.70 and 21,808.60 is: 32,729.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,905.60 : 49,382.70 = 21,808.60 : x
  2. Step 2: Convert to fraction form
    32,905.60/49,382.70 = 21,808.60/x
  3. Step 3: Cross multiply
    32,905.60x = 49,382.70 × 21,808.60
  4. Step 4: Simplify right side
    32,905.60x = 1,076,967,551.22
  5. Step 5: Solve for x
    x = 1,076,967,551.22/32,905.60
  6. Step 6: Final answer
    x = 32,729.01

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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.