Home / 37,243.36-55,873.36-12,291.20

Finding the Fourth Proportional to 37,243.36, 55,873.36 and 12,291.20

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Solution

The fourth proportional to 37,243.36, 55,873.36 and 12,291.20 is: 18,439.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,243.36 : 55,873.36 = 12,291.20 : x
  2. Step 2: Convert to fraction form
    37,243.36/55,873.36 = 12,291.20/x
  3. Step 3: Cross multiply
    37,243.36x = 55,873.36 × 12,291.20
  4. Step 4: Simplify right side
    37,243.36x = 686,750,642.43
  5. Step 5: Solve for x
    x = 686,750,642.43/37,243.36
  6. Step 6: Final answer
    x = 18,439.55

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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.