Home / 26,940.76-37,180.28-15,613.32

Finding the Fourth Proportional to 26,940.76, 37,180.28 and 15,613.32

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Solution

The fourth proportional to 26,940.76, 37,180.28 and 15,613.32 is: 21,547.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.76 : 37,180.28 = 15,613.32 : x
  2. Step 2: Convert to fraction form
    26,940.76/37,180.28 = 15,613.32/x
  3. Step 3: Cross multiply
    26,940.76x = 37,180.28 × 15,613.32
  4. Step 4: Simplify right side
    26,940.76x = 580,507,609.33
  5. Step 5: Solve for x
    x = 580,507,609.33/26,940.76
  6. Step 6: Final answer
    x = 21,547.56

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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.