Home / 17,683.73-26,525.21-8,318.55

Finding the Fourth Proportional to 17,683.73, 26,525.21 and 8,318.55

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Solution

The fourth proportional to 17,683.73, 26,525.21 and 8,318.55 is: 12,477.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,683.73 : 26,525.21 = 8,318.55 : x
  2. Step 2: Convert to fraction form
    17,683.73/26,525.21 = 8,318.55/x
  3. Step 3: Cross multiply
    17,683.73x = 26,525.21 × 8,318.55
  4. Step 4: Simplify right side
    17,683.73x = 220,651,343.52
  5. Step 5: Solve for x
    x = 220,651,343.52/17,683.73
  6. Step 6: Final answer
    x = 12,477.65

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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.