Home / 28,435.24-42,639.90-14,593.96

Finding the Fourth Proportional to 28,435.24, 42,639.90 and 14,593.96

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Solution

The fourth proportional to 28,435.24, 42,639.90 and 14,593.96 is: 21,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435.24 : 42,639.90 = 14,593.96 : x
  2. Step 2: Convert to fraction form
    28,435.24/42,639.90 = 14,593.96/x
  3. Step 3: Cross multiply
    28,435.24x = 42,639.90 × 14,593.96
  4. Step 4: Simplify right side
    28,435.24x = 622,284,995.00
  5. Step 5: Solve for x
    x = 622,284,995.00/28,435.24
  6. Step 6: Final answer
    x = 21,884.29

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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.