Home / 43,570.44-65,323.80-13,971.42

Finding the Fourth Proportional to 43,570.44, 65,323.80 and 13,971.42

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Solution

The fourth proportional to 43,570.44, 65,323.80 and 13,971.42 is: 20,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,570.44 : 65,323.80 = 13,971.42 : x
  2. Step 2: Convert to fraction form
    43,570.44/65,323.80 = 13,971.42/x
  3. Step 3: Cross multiply
    43,570.44x = 65,323.80 × 13,971.42
  4. Step 4: Simplify right side
    43,570.44x = 912,666,245.80
  5. Step 5: Solve for x
    x = 912,666,245.80/43,570.44
  6. Step 6: Final answer
    x = 20,946.91

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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.