Home / 17,390.76-26,087.73-4,910.97

Finding the Fourth Proportional to 17,390.76, 26,087.73 and 4,910.97

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Solution

The fourth proportional to 17,390.76, 26,087.73 and 4,910.97 is: 7,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,390.76 : 26,087.73 = 4,910.97 : x
  2. Step 2: Convert to fraction form
    17,390.76/26,087.73 = 4,910.97/x
  3. Step 3: Cross multiply
    17,390.76x = 26,087.73 × 4,910.97
  4. Step 4: Simplify right side
    17,390.76x = 128,116,059.40
  5. Step 5: Solve for x
    x = 128,116,059.40/17,390.76
  6. Step 6: Final answer
    x = 7,366.90

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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.