Home / 26,920.25-37,151.96-15,592.80

Finding the Fourth Proportional to 26,920.25, 37,151.96 and 15,592.80

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Solution

The fourth proportional to 26,920.25, 37,151.96 and 15,592.80 is: 21,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.25 : 37,151.96 = 15,592.80 : x
  2. Step 2: Convert to fraction form
    26,920.25/37,151.96 = 15,592.80/x
  3. Step 3: Cross multiply
    26,920.25x = 37,151.96 × 15,592.80
  4. Step 4: Simplify right side
    26,920.25x = 579,303,003.92
  5. Step 5: Solve for x
    x = 579,303,003.92/26,920.25
  6. Step 6: Final answer
    x = 21,519.23

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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.