Home / 17,420.19-26,112.41-6,885.93

Finding the Fourth Proportional to 17,420.19, 26,112.41 and 6,885.93

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Solution

The fourth proportional to 17,420.19, 26,112.41 and 6,885.93 is: 10,321.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.19 : 26,112.41 = 6,885.93 : x
  2. Step 2: Convert to fraction form
    17,420.19/26,112.41 = 6,885.93/x
  3. Step 3: Cross multiply
    17,420.19x = 26,112.41 × 6,885.93
  4. Step 4: Simplify right side
    17,420.19x = 179,808,192.96
  5. Step 5: Solve for x
    x = 179,808,192.96/17,420.19
  6. Step 6: Final answer
    x = 10,321.83

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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.