Home / 17,458.39-26,200.28-13,087.63

Finding the Fourth Proportional to 17,458.39, 26,200.28 and 13,087.63

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Solution

The fourth proportional to 17,458.39, 26,200.28 and 13,087.63 is: 19,640.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,458.39 : 26,200.28 = 13,087.63 : x
  2. Step 2: Convert to fraction form
    17,458.39/26,200.28 = 13,087.63/x
  3. Step 3: Cross multiply
    17,458.39x = 26,200.28 × 13,087.63
  4. Step 4: Simplify right side
    17,458.39x = 342,899,570.54
  5. Step 5: Solve for x
    x = 342,899,570.54/17,458.39
  6. Step 6: Final answer
    x = 19,640.96

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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.