Home / 26,001.99-38,971.65-11,942.62

Finding the Fourth Proportional to 26,001.99, 38,971.65 and 11,942.62

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Solution

The fourth proportional to 26,001.99, 38,971.65 and 11,942.62 is: 17,899.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,001.99 : 38,971.65 = 11,942.62 : x
  2. Step 2: Convert to fraction form
    26,001.99/38,971.65 = 11,942.62/x
  3. Step 3: Cross multiply
    26,001.99x = 38,971.65 × 11,942.62
  4. Step 4: Simplify right side
    26,001.99x = 465,423,606.72
  5. Step 5: Solve for x
    x = 465,423,606.72/26,001.99
  6. Step 6: Final answer
    x = 17,899.54

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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.