Home / 37,018.20-55,418.22-23,831.40

Finding the Fourth Proportional to 37,018.20, 55,418.22 and 23,831.40

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Solution

The fourth proportional to 37,018.20, 55,418.22 and 23,831.40 is: 35,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,018.20 : 55,418.22 = 23,831.40 : x
  2. Step 2: Convert to fraction form
    37,018.20/55,418.22 = 23,831.40/x
  3. Step 3: Cross multiply
    37,018.20x = 55,418.22 × 23,831.40
  4. Step 4: Simplify right side
    37,018.20x = 1,320,693,768.11
  5. Step 5: Solve for x
    x = 1,320,693,768.11/37,018.20
  6. Step 6: Final answer
    x = 35,676.88

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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.