Home / 26,900.42-40,308.44-17,018.82

Finding the Fourth Proportional to 26,900.42, 40,308.44 and 17,018.82

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Solution

The fourth proportional to 26,900.42, 40,308.44 and 17,018.82 is: 25,501.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.42 : 40,308.44 = 17,018.82 : x
  2. Step 2: Convert to fraction form
    26,900.42/40,308.44 = 17,018.82/x
  3. Step 3: Cross multiply
    26,900.42x = 40,308.44 × 17,018.82
  4. Step 4: Simplify right side
    26,900.42x = 686,001,999.75
  5. Step 5: Solve for x
    x = 686,001,999.75/26,900.42
  6. Step 6: Final answer
    x = 25,501.54

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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.