Home / 29,172.30-40,257.09-17,841.92

Finding the Fourth Proportional to 29,172.30, 40,257.09 and 17,841.92

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Solution

The fourth proportional to 29,172.30, 40,257.09 and 17,841.92 is: 24,621.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.30 : 40,257.09 = 17,841.92 : x
  2. Step 2: Convert to fraction form
    29,172.30/40,257.09 = 17,841.92/x
  3. Step 3: Cross multiply
    29,172.30x = 40,257.09 × 17,841.92
  4. Step 4: Simplify right side
    29,172.30x = 718,263,779.21
  5. Step 5: Solve for x
    x = 718,263,779.21/29,172.30
  6. Step 6: Final answer
    x = 24,621.43

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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.