Home / 30,742.42-46,039.72-17,554.82

Finding the Fourth Proportional to 30,742.42, 46,039.72 and 17,554.82

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Solution

The fourth proportional to 30,742.42, 46,039.72 and 17,554.82 is: 26,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742.42 : 46,039.72 = 17,554.82 : x
  2. Step 2: Convert to fraction form
    30,742.42/46,039.72 = 17,554.82/x
  3. Step 3: Cross multiply
    30,742.42x = 46,039.72 × 17,554.82
  4. Step 4: Simplify right side
    30,742.42x = 808,218,997.45
  5. Step 5: Solve for x
    x = 808,218,997.45/30,742.42
  6. Step 6: Final answer
    x = 26,290.03

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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.