Home / 28,953.27-43,438.73-14,160.04

Finding the Fourth Proportional to 28,953.27, 43,438.73 and 14,160.04

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Solution

The fourth proportional to 28,953.27, 43,438.73 and 14,160.04 is: 21,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,953.27 : 43,438.73 = 14,160.04 : x
  2. Step 2: Convert to fraction form
    28,953.27/43,438.73 = 14,160.04/x
  3. Step 3: Cross multiply
    28,953.27x = 43,438.73 × 14,160.04
  4. Step 4: Simplify right side
    28,953.27x = 615,093,974.95
  5. Step 5: Solve for x
    x = 615,093,974.95/28,953.27
  6. Step 6: Final answer
    x = 21,244.37

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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.