Home / 30,912.88-46,341.96-13,373.14

Finding the Fourth Proportional to 30,912.88, 46,341.96 and 13,373.14

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Solution

The fourth proportional to 30,912.88, 46,341.96 and 13,373.14 is: 20,047.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,912.88 : 46,341.96 = 13,373.14 : x
  2. Step 2: Convert to fraction form
    30,912.88/46,341.96 = 13,373.14/x
  3. Step 3: Cross multiply
    30,912.88x = 46,341.96 × 13,373.14
  4. Step 4: Simplify right side
    30,912.88x = 619,737,518.95
  5. Step 5: Solve for x
    x = 619,737,518.95/30,912.88
  6. Step 6: Final answer
    x = 20,047.87

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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.