Home / 29,554.48-40,779.60-17,618.94

Finding the Fourth Proportional to 29,554.48, 40,779.60 and 17,618.94

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Solution

The fourth proportional to 29,554.48, 40,779.60 and 17,618.94 is: 24,310.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,554.48 : 40,779.60 = 17,618.94 : x
  2. Step 2: Convert to fraction form
    29,554.48/40,779.60 = 17,618.94/x
  3. Step 3: Cross multiply
    29,554.48x = 40,779.60 × 17,618.94
  4. Step 4: Simplify right side
    29,554.48x = 718,493,325.62
  5. Step 5: Solve for x
    x = 718,493,325.62/29,554.48
  6. Step 6: Final answer
    x = 24,310.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.