Home / 28,662.39-43,050.88-17,287.05

Finding the Fourth Proportional to 28,662.39, 43,050.88 and 17,287.05

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Solution

The fourth proportional to 28,662.39, 43,050.88 and 17,287.05 is: 25,965.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,662.39 : 43,050.88 = 17,287.05 : x
  2. Step 2: Convert to fraction form
    28,662.39/43,050.88 = 17,287.05/x
  3. Step 3: Cross multiply
    28,662.39x = 43,050.88 × 17,287.05
  4. Step 4: Simplify right side
    28,662.39x = 744,222,619.29
  5. Step 5: Solve for x
    x = 744,222,619.29/28,662.39
  6. Step 6: Final answer
    x = 25,965.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.