Home / 34,716.45-47,908.62-18,800.91

Finding the Fourth Proportional to 34,716.45, 47,908.62 and 18,800.91

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Solution

The fourth proportional to 34,716.45, 47,908.62 and 18,800.91 is: 25,945.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.45 : 47,908.62 = 18,800.91 : x
  2. Step 2: Convert to fraction form
    34,716.45/47,908.62 = 18,800.91/x
  3. Step 3: Cross multiply
    34,716.45x = 47,908.62 × 18,800.91
  4. Step 4: Simplify right side
    34,716.45x = 900,725,652.84
  5. Step 5: Solve for x
    x = 900,725,652.84/34,716.45
  6. Step 6: Final answer
    x = 25,945.21

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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.