Home / 30,441.54-41,996.82-18,502.98

Finding the Fourth Proportional to 30,441.54, 41,996.82 and 18,502.98

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Solution

The fourth proportional to 30,441.54, 41,996.82 and 18,502.98 is: 25,526.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,441.54 : 41,996.82 = 18,502.98 : x
  2. Step 2: Convert to fraction form
    30,441.54/41,996.82 = 18,502.98/x
  3. Step 3: Cross multiply
    30,441.54x = 41,996.82 × 18,502.98
  4. Step 4: Simplify right side
    30,441.54x = 777,066,320.52
  5. Step 5: Solve for x
    x = 777,066,320.52/30,441.54
  6. Step 6: Final answer
    x = 25,526.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.