Home / 29,485.80-40,704.30-17,382.57

Finding the Fourth Proportional to 29,485.80, 40,704.30 and 17,382.57

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Solution

The fourth proportional to 29,485.80, 40,704.30 and 17,382.57 is: 23,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,485.80 : 40,704.30 = 17,382.57 : x
  2. Step 2: Convert to fraction form
    29,485.80/40,704.30 = 17,382.57/x
  3. Step 3: Cross multiply
    29,485.80x = 40,704.30 × 17,382.57
  4. Step 4: Simplify right side
    29,485.80x = 707,545,344.05
  5. Step 5: Solve for x
    x = 707,545,344.05/29,485.80
  6. Step 6: Final answer
    x = 23,996.14

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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.