Home / 17,987.76-26,940.06-17,364.96

Finding the Fourth Proportional to 17,987.76, 26,940.06 and 17,364.96

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Solution

The fourth proportional to 17,987.76, 26,940.06 and 17,364.96 is: 26,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,987.76 : 26,940.06 = 17,364.96 : x
  2. Step 2: Convert to fraction form
    17,987.76/26,940.06 = 17,364.96/x
  3. Step 3: Cross multiply
    17,987.76x = 26,940.06 × 17,364.96
  4. Step 4: Simplify right side
    17,987.76x = 467,813,064.30
  5. Step 5: Solve for x
    x = 467,813,064.30/17,987.76
  6. Step 6: Final answer
    x = 26,007.30

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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.