Home / 17,865.64-26,802.54-6,178.85

Finding the Fourth Proportional to 17,865.64, 26,802.54 and 6,178.85

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Solution

The fourth proportional to 17,865.64, 26,802.54 and 6,178.85 is: 9,269.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.64 : 26,802.54 = 6,178.85 : x
  2. Step 2: Convert to fraction form
    17,865.64/26,802.54 = 6,178.85/x
  3. Step 3: Cross multiply
    17,865.64x = 26,802.54 × 6,178.85
  4. Step 4: Simplify right side
    17,865.64x = 165,608,740.27
  5. Step 5: Solve for x
    x = 165,608,740.27/17,865.64
  6. Step 6: Final answer
    x = 9,269.68

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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.