Home / 37,942.48-56,922.66-12,982.80

Finding the Fourth Proportional to 37,942.48, 56,922.66 and 12,982.80

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Solution

The fourth proportional to 37,942.48, 56,922.66 and 12,982.80 is: 19,477.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,942.48 : 56,922.66 = 12,982.80 : x
  2. Step 2: Convert to fraction form
    37,942.48/56,922.66 = 12,982.80/x
  3. Step 3: Cross multiply
    37,942.48x = 56,922.66 × 12,982.80
  4. Step 4: Simplify right side
    37,942.48x = 739,015,510.25
  5. Step 5: Solve for x
    x = 739,015,510.25/37,942.48
  6. Step 6: Final answer
    x = 19,477.26

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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.