Home / 43,899.02-65,832.73-18,928.34

Finding the Fourth Proportional to 43,899.02, 65,832.73 and 18,928.34

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Solution

The fourth proportional to 43,899.02, 65,832.73 and 18,928.34 is: 28,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,899.02 : 65,832.73 = 18,928.34 : x
  2. Step 2: Convert to fraction form
    43,899.02/65,832.73 = 18,928.34/x
  3. Step 3: Cross multiply
    43,899.02x = 65,832.73 × 18,928.34
  4. Step 4: Simplify right side
    43,899.02x = 1,246,103,872.76
  5. Step 5: Solve for x
    x = 1,246,103,872.76/43,899.02
  6. Step 6: Final answer
    x = 28,385.69

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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.