Home / 29,538.58-40,761.68-16,790.06

Finding the Fourth Proportional to 29,538.58, 40,761.68 and 16,790.06

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Solution

The fourth proportional to 29,538.58, 40,761.68 and 16,790.06 is: 23,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,538.58 : 40,761.68 = 16,790.06 : x
  2. Step 2: Convert to fraction form
    29,538.58/40,761.68 = 16,790.06/x
  3. Step 3: Cross multiply
    29,538.58x = 40,761.68 × 16,790.06
  4. Step 4: Simplify right side
    29,538.58x = 684,391,052.90
  5. Step 5: Solve for x
    x = 684,391,052.90/29,538.58
  6. Step 6: Final answer
    x = 23,169.40

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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.