Home / 47,709.80-65,841.32-26,200.45

Finding the Fourth Proportional to 47,709.80, 65,841.32 and 26,200.45

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Solution

The fourth proportional to 47,709.80, 65,841.32 and 26,200.45 is: 36,157.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,709.80 : 65,841.32 = 26,200.45 : x
  2. Step 2: Convert to fraction form
    47,709.80/65,841.32 = 26,200.45/x
  3. Step 3: Cross multiply
    47,709.80x = 65,841.32 × 26,200.45
  4. Step 4: Simplify right side
    47,709.80x = 1,725,072,212.59
  5. Step 5: Solve for x
    x = 1,725,072,212.59/47,709.80
  6. Step 6: Final answer
    x = 36,157.61

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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.