Home / 61,295.26-91,942.88-19,742.26

Finding the Fourth Proportional to 61,295.26, 91,942.88 and 19,742.26

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Solution

The fourth proportional to 61,295.26, 91,942.88 and 19,742.26 is: 29,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,295.26 : 91,942.88 = 19,742.26 : x
  2. Step 2: Convert to fraction form
    61,295.26/91,942.88 = 19,742.26/x
  3. Step 3: Cross multiply
    61,295.26x = 91,942.88 × 19,742.26
  4. Step 4: Simplify right side
    61,295.26x = 1,815,160,242.11
  5. Step 5: Solve for x
    x = 1,815,160,242.11/61,295.26
  6. Step 6: Final answer
    x = 29,613.39

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Similar ratio
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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.