Home / 17,426.55-26,140.83-4,945.60

Finding the Fourth Proportional to 17,426.55, 26,140.83 and 4,945.60

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Solution

The fourth proportional to 17,426.55, 26,140.83 and 4,945.60 is: 7,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,426.55 : 26,140.83 = 4,945.60 : x
  2. Step 2: Convert to fraction form
    17,426.55/26,140.83 = 4,945.60/x
  3. Step 3: Cross multiply
    17,426.55x = 26,140.83 × 4,945.60
  4. Step 4: Simplify right side
    17,426.55x = 129,282,088.85
  5. Step 5: Solve for x
    x = 129,282,088.85/17,426.55
  6. Step 6: Final answer
    x = 7,418.69

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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.