Home / 40,824.36-61,236.54-11,242.49

Finding the Fourth Proportional to 40,824.36, 61,236.54 and 11,242.49

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Solution

The fourth proportional to 40,824.36, 61,236.54 and 11,242.49 is: 16,863.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.36 : 61,236.54 = 11,242.49 : x
  2. Step 2: Convert to fraction form
    40,824.36/61,236.54 = 11,242.49/x
  3. Step 3: Cross multiply
    40,824.36x = 61,236.54 × 11,242.49
  4. Step 4: Simplify right side
    40,824.36x = 688,450,882.40
  5. Step 5: Solve for x
    x = 688,450,882.40/40,824.36
  6. Step 6: Final answer
    x = 16,863.73

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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.