Home / 47,728.58-71,592.78-26,664.98

Finding the Fourth Proportional to 47,728.58, 71,592.78 and 26,664.98

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Solution

The fourth proportional to 47,728.58, 71,592.78 and 26,664.98 is: 39,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.58 : 71,592.78 = 26,664.98 : x
  2. Step 2: Convert to fraction form
    47,728.58/71,592.78 = 26,664.98/x
  3. Step 3: Cross multiply
    47,728.58x = 71,592.78 × 26,664.98
  4. Step 4: Simplify right side
    47,728.58x = 1,909,020,046.84
  5. Step 5: Solve for x
    x = 1,909,020,046.84/47,728.58
  6. Step 6: Final answer
    x = 39,997.42

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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.