Home / 17,379.18-26,068.50-4,231.53

Finding the Fourth Proportional to 17,379.18, 26,068.50 and 4,231.53

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Solution

The fourth proportional to 17,379.18, 26,068.50 and 4,231.53 is: 6,347.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.18 : 26,068.50 = 4,231.53 : x
  2. Step 2: Convert to fraction form
    17,379.18/26,068.50 = 4,231.53/x
  3. Step 3: Cross multiply
    17,379.18x = 26,068.50 × 4,231.53
  4. Step 4: Simplify right side
    17,379.18x = 110,309,639.81
  5. Step 5: Solve for x
    x = 110,309,639.81/17,379.18
  6. Step 6: Final answer
    x = 6,347.23

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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.