Home / 30,902.82-46,317.15-14,239.98

Finding the Fourth Proportional to 30,902.82, 46,317.15 and 14,239.98

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Solution

The fourth proportional to 30,902.82, 46,317.15 and 14,239.98 is: 21,342.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,902.82 : 46,317.15 = 14,239.98 : x
  2. Step 2: Convert to fraction form
    30,902.82/46,317.15 = 14,239.98/x
  3. Step 3: Cross multiply
    30,902.82x = 46,317.15 × 14,239.98
  4. Step 4: Simplify right side
    30,902.82x = 659,555,289.66
  5. Step 5: Solve for x
    x = 659,555,289.66/30,902.82
  6. Step 6: Final answer
    x = 21,342.88

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1.5x scale

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.