Home / 37,826.92-56,742.81-12,860.02

Finding the Fourth Proportional to 37,826.92, 56,742.81 and 12,860.02

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Solution

The fourth proportional to 37,826.92, 56,742.81 and 12,860.02 is: 19,290.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,826.92 : 56,742.81 = 12,860.02 : x
  2. Step 2: Convert to fraction form
    37,826.92/56,742.81 = 12,860.02/x
  3. Step 3: Cross multiply
    37,826.92x = 56,742.81 × 12,860.02
  4. Step 4: Simplify right side
    37,826.92x = 729,713,671.46
  5. Step 5: Solve for x
    x = 729,713,671.46/37,826.92
  6. Step 6: Final answer
    x = 19,290.86

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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.