Home / 26,822.48-37,020.42-15,493.82

Finding the Fourth Proportional to 26,822.48, 37,020.42 and 15,493.82

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Solution

The fourth proportional to 26,822.48, 37,020.42 and 15,493.82 is: 21,384.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,822.48 : 37,020.42 = 15,493.82 : x
  2. Step 2: Convert to fraction form
    26,822.48/37,020.42 = 15,493.82/x
  3. Step 3: Cross multiply
    26,822.48x = 37,020.42 × 15,493.82
  4. Step 4: Simplify right side
    26,822.48x = 573,587,538.70
  5. Step 5: Solve for x
    x = 573,587,538.70/26,822.48
  6. Step 6: Final answer
    x = 21,384.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.