Home / 17,895.10-26,819.70-9,997.60

Finding the Fourth Proportional to 17,895.10, 26,819.70 and 9,997.60

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Solution

The fourth proportional to 17,895.10, 26,819.70 and 9,997.60 is: 14,983.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.10 : 26,819.70 = 9,997.60 : x
  2. Step 2: Convert to fraction form
    17,895.10/26,819.70 = 9,997.60/x
  3. Step 3: Cross multiply
    17,895.10x = 26,819.70 × 9,997.60
  4. Step 4: Simplify right side
    17,895.10x = 268,132,632.72
  5. Step 5: Solve for x
    x = 268,132,632.72/17,895.10
  6. Step 6: Final answer
    x = 14,983.58

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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.