Home / 17,416.45-26,106.79-6,882.21

Finding the Fourth Proportional to 17,416.45, 26,106.79 and 6,882.21

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Solution

The fourth proportional to 17,416.45, 26,106.79 and 6,882.21 is: 10,316.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,416.45 : 26,106.79 = 6,882.21 : x
  2. Step 2: Convert to fraction form
    17,416.45/26,106.79 = 6,882.21/x
  3. Step 3: Cross multiply
    17,416.45x = 26,106.79 × 6,882.21
  4. Step 4: Simplify right side
    17,416.45x = 179,672,411.21
  5. Step 5: Solve for x
    x = 179,672,411.21/17,416.45
  6. Step 6: Final answer
    x = 10,316.25

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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.