Home / 32,571.83-48,939.75-20,731.04

Finding the Fourth Proportional to 32,571.83, 48,939.75 and 20,731.04

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Solution

The fourth proportional to 32,571.83, 48,939.75 and 20,731.04 is: 31,148.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,571.83 : 48,939.75 = 20,731.04 : x
  2. Step 2: Convert to fraction form
    32,571.83/48,939.75 = 20,731.04/x
  3. Step 3: Cross multiply
    32,571.83x = 48,939.75 × 20,731.04
  4. Step 4: Simplify right side
    32,571.83x = 1,014,572,037.19
  5. Step 5: Solve for x
    x = 1,014,572,037.19/32,571.83
  6. Step 6: Final answer
    x = 31,148.76

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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.