Home / 41,171.98-61,756.94-18,985.34

Finding the Fourth Proportional to 41,171.98, 61,756.94 and 18,985.34

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Solution

The fourth proportional to 41,171.98, 61,756.94 and 18,985.34 is: 28,477.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,171.98 : 61,756.94 = 18,985.34 : x
  2. Step 2: Convert to fraction form
    41,171.98/61,756.94 = 18,985.34/x
  3. Step 3: Cross multiply
    41,171.98x = 61,756.94 × 18,985.34
  4. Step 4: Simplify right side
    41,171.98x = 1,172,476,503.26
  5. Step 5: Solve for x
    x = 1,172,476,503.26/41,171.98
  6. Step 6: Final answer
    x = 28,477.54

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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.