Home / 32,382.22-48,501.81-21,153.68

Finding the Fourth Proportional to 32,382.22, 48,501.81 and 21,153.68

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Solution

The fourth proportional to 32,382.22, 48,501.81 and 21,153.68 is: 31,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,382.22 : 48,501.81 = 21,153.68 : x
  2. Step 2: Convert to fraction form
    32,382.22/48,501.81 = 21,153.68/x
  3. Step 3: Cross multiply
    32,382.22x = 48,501.81 × 21,153.68
  4. Step 4: Simplify right side
    32,382.22x = 1,025,991,903.44
  5. Step 5: Solve for x
    x = 1,025,991,903.44/32,382.22
  6. Step 6: Final answer
    x = 31,683.81

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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.