Home / 28,093.63-42,126.23-9,367.11

Finding the Fourth Proportional to 28,093.63, 42,126.23 and 9,367.11

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Solution

The fourth proportional to 28,093.63, 42,126.23 and 9,367.11 is: 14,045.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,093.63 : 42,126.23 = 9,367.11 : x
  2. Step 2: Convert to fraction form
    28,093.63/42,126.23 = 9,367.11/x
  3. Step 3: Cross multiply
    28,093.63x = 42,126.23 × 9,367.11
  4. Step 4: Simplify right side
    28,093.63x = 394,601,030.30
  5. Step 5: Solve for x
    x = 394,601,030.30/28,093.63
  6. Step 6: Final answer
    x = 14,045.93

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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.