Home / 30,950.55-46,418.34-14,294.57

Finding the Fourth Proportional to 30,950.55, 46,418.34 and 14,294.57

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Solution

The fourth proportional to 30,950.55, 46,418.34 and 14,294.57 is: 21,438.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,950.55 : 46,418.34 = 14,294.57 : x
  2. Step 2: Convert to fraction form
    30,950.55/46,418.34 = 14,294.57/x
  3. Step 3: Cross multiply
    30,950.55x = 46,418.34 × 14,294.57
  4. Step 4: Simplify right side
    30,950.55x = 663,530,031.93
  5. Step 5: Solve for x
    x = 663,530,031.93/30,950.55
  6. Step 6: Final answer
    x = 21,438.39

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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.