Home / 37,738.81-51,989.55-26,387.07

Finding the Fourth Proportional to 37,738.81, 51,989.55 and 26,387.07

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Solution

The fourth proportional to 37,738.81, 51,989.55 and 26,387.07 is: 36,351.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,738.81 : 51,989.55 = 26,387.07 : x
  2. Step 2: Convert to fraction form
    37,738.81/51,989.55 = 26,387.07/x
  3. Step 3: Cross multiply
    37,738.81x = 51,989.55 × 26,387.07
  4. Step 4: Simplify right side
    37,738.81x = 1,371,851,601.21
  5. Step 5: Solve for x
    x = 1,371,851,601.21/37,738.81
  6. Step 6: Final answer
    x = 36,351.21

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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.