Home / 30,207.82-45,300.94-11,482.86

Finding the Fourth Proportional to 30,207.82, 45,300.94 and 11,482.86

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Solution

The fourth proportional to 30,207.82, 45,300.94 and 11,482.86 is: 17,220.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,207.82 : 45,300.94 = 11,482.86 : x
  2. Step 2: Convert to fraction form
    30,207.82/45,300.94 = 11,482.86/x
  3. Step 3: Cross multiply
    30,207.82x = 45,300.94 × 11,482.86
  4. Step 4: Simplify right side
    30,207.82x = 520,184,351.89
  5. Step 5: Solve for x
    x = 520,184,351.89/30,207.82
  6. Step 6: Final answer
    x = 17,220.19

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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.