Home / 47,570.98-71,350.81-12,513.37

Finding the Fourth Proportional to 47,570.98, 71,350.81 and 12,513.37

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Solution

The fourth proportional to 47,570.98, 71,350.81 and 12,513.37 is: 18,768.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.98 : 71,350.81 = 12,513.37 : x
  2. Step 2: Convert to fraction form
    47,570.98/71,350.81 = 12,513.37/x
  3. Step 3: Cross multiply
    47,570.98x = 71,350.81 × 12,513.37
  4. Step 4: Simplify right side
    47,570.98x = 892,839,085.33
  5. Step 5: Solve for x
    x = 892,839,085.33/47,570.98
  6. Step 6: Final answer
    x = 18,768.57

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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.