Home / 28,633.43-39,502.46-19,205.03

Finding the Fourth Proportional to 28,633.43, 39,502.46 and 19,205.03

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Solution

The fourth proportional to 28,633.43, 39,502.46 and 19,205.03 is: 26,495.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,633.43 : 39,502.46 = 19,205.03 : x
  2. Step 2: Convert to fraction form
    28,633.43/39,502.46 = 19,205.03/x
  3. Step 3: Cross multiply
    28,633.43x = 39,502.46 × 19,205.03
  4. Step 4: Simplify right side
    28,633.43x = 758,645,929.37
  5. Step 5: Solve for x
    x = 758,645,929.37/28,633.43
  6. Step 6: Final answer
    x = 26,495.11

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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.