Home / 35,546.37-49,063.49-20,440.68

Finding the Fourth Proportional to 35,546.37, 49,063.49 and 20,440.68

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Solution

The fourth proportional to 35,546.37, 49,063.49 and 20,440.68 is: 28,213.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,546.37 : 49,063.49 = 20,440.68 : x
  2. Step 2: Convert to fraction form
    35,546.37/49,063.49 = 20,440.68/x
  3. Step 3: Cross multiply
    35,546.37x = 49,063.49 × 20,440.68
  4. Step 4: Simplify right side
    35,546.37x = 1,002,891,098.77
  5. Step 5: Solve for x
    x = 1,002,891,098.77/35,546.37
  6. Step 6: Final answer
    x = 28,213.60

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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.