Home / 47,852.21-71,725.44-19,756.77

Finding the Fourth Proportional to 47,852.21, 71,725.44 and 19,756.77

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Solution

The fourth proportional to 47,852.21, 71,725.44 and 19,756.77 is: 29,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,852.21 : 71,725.44 = 19,756.77 : x
  2. Step 2: Convert to fraction form
    47,852.21/71,725.44 = 19,756.77/x
  3. Step 3: Cross multiply
    47,852.21x = 71,725.44 × 19,756.77
  4. Step 4: Simplify right side
    47,852.21x = 1,417,063,021.23
  5. Step 5: Solve for x
    x = 1,417,063,021.23/47,852.21
  6. Step 6: Final answer
    x = 29,613.33

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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.