Home / 17,511.04-26,220.66-13,984.84

Finding the Fourth Proportional to 17,511.04, 26,220.66 and 13,984.84

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Solution

The fourth proportional to 17,511.04, 26,220.66 and 13,984.84 is: 20,940.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,511.04 : 26,220.66 = 13,984.84 : x
  2. Step 2: Convert to fraction form
    17,511.04/26,220.66 = 13,984.84/x
  3. Step 3: Cross multiply
    17,511.04x = 26,220.66 × 13,984.84
  4. Step 4: Simplify right side
    17,511.04x = 366,691,734.79
  5. Step 5: Solve for x
    x = 366,691,734.79/17,511.04
  6. Step 6: Final answer
    x = 20,940.60

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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.