Home / 17,790.18-26,693.01-8,436.75

Finding the Fourth Proportional to 17,790.18, 26,693.01 and 8,436.75

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Solution

The fourth proportional to 17,790.18, 26,693.01 and 8,436.75 is: 12,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.18 : 26,693.01 = 8,436.75 : x
  2. Step 2: Convert to fraction form
    17,790.18/26,693.01 = 8,436.75/x
  3. Step 3: Cross multiply
    17,790.18x = 26,693.01 × 8,436.75
  4. Step 4: Simplify right side
    17,790.18x = 225,202,252.12
  5. Step 5: Solve for x
    x = 225,202,252.12/17,790.18
  6. Step 6: Final answer
    x = 12,658.80

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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.