Home / 47,136.18-65,043.74-25,914.98

Finding the Fourth Proportional to 47,136.18, 65,043.74 and 25,914.98

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Solution

The fourth proportional to 47,136.18, 65,043.74 and 25,914.98 is: 35,760.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,136.18 : 65,043.74 = 25,914.98 : x
  2. Step 2: Convert to fraction form
    47,136.18/65,043.74 = 25,914.98/x
  3. Step 3: Cross multiply
    47,136.18x = 65,043.74 × 25,914.98
  4. Step 4: Simplify right side
    47,136.18x = 1,685,607,221.23
  5. Step 5: Solve for x
    x = 1,685,607,221.23/47,136.18
  6. Step 6: Final answer
    x = 35,760.37

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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.