Home / 17,415.83-26,105.87-6,881.58

Finding the Fourth Proportional to 17,415.83, 26,105.87 and 6,881.58

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Solution

The fourth proportional to 17,415.83, 26,105.87 and 6,881.58 is: 10,315.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.83 : 26,105.87 = 6,881.58 : x
  2. Step 2: Convert to fraction form
    17,415.83/26,105.87 = 6,881.58/x
  3. Step 3: Cross multiply
    17,415.83x = 26,105.87 × 6,881.58
  4. Step 4: Simplify right side
    17,415.83x = 179,649,598.47
  5. Step 5: Solve for x
    x = 179,649,598.47/17,415.83
  6. Step 6: Final answer
    x = 10,315.31

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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.