Home / 28,734.08-39,636.86-17,246.04

Finding the Fourth Proportional to 28,734.08, 39,636.86 and 17,246.04

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Solution

The fourth proportional to 28,734.08, 39,636.86 and 17,246.04 is: 23,789.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,734.08 : 39,636.86 = 17,246.04 : x
  2. Step 2: Convert to fraction form
    28,734.08/39,636.86 = 17,246.04/x
  3. Step 3: Cross multiply
    28,734.08x = 39,636.86 × 17,246.04
  4. Step 4: Simplify right side
    28,734.08x = 683,578,873.03
  5. Step 5: Solve for x
    x = 683,578,873.03/28,734.08
  6. Step 6: Final answer
    x = 23,789.83

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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.