Home / 30,100.49-41,536.85-16,670.94

Finding the Fourth Proportional to 30,100.49, 41,536.85 and 16,670.94

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Solution

The fourth proportional to 30,100.49, 41,536.85 and 16,670.94 is: 23,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,100.49 : 41,536.85 = 16,670.94 : x
  2. Step 2: Convert to fraction form
    30,100.49/41,536.85 = 16,670.94/x
  3. Step 3: Cross multiply
    30,100.49x = 41,536.85 × 16,670.94
  4. Step 4: Simplify right side
    30,100.49x = 692,458,334.14
  5. Step 5: Solve for x
    x = 692,458,334.14/30,100.49
  6. Step 6: Final answer
    x = 23,004.89

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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.