Home / 30,944.89-46,389.12-11,218.96

Finding the Fourth Proportional to 30,944.89, 46,389.12 and 11,218.96

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Solution

The fourth proportional to 30,944.89, 46,389.12 and 11,218.96 is: 16,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.89 : 46,389.12 = 11,218.96 : x
  2. Step 2: Convert to fraction form
    30,944.89/46,389.12 = 11,218.96/x
  3. Step 3: Cross multiply
    30,944.89x = 46,389.12 × 11,218.96
  4. Step 4: Simplify right side
    30,944.89x = 520,437,681.72
  5. Step 5: Solve for x
    x = 520,437,681.72/30,944.89
  6. Step 6: Final answer
    x = 16,818.21

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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.