Home / 37,825.92-56,741.31-12,859.02

Finding the Fourth Proportional to 37,825.92, 56,741.31 and 12,859.02

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Solution

The fourth proportional to 37,825.92, 56,741.31 and 12,859.02 is: 19,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,825.92 : 56,741.31 = 12,859.02 : x
  2. Step 2: Convert to fraction form
    37,825.92/56,741.31 = 12,859.02/x
  3. Step 3: Cross multiply
    37,825.92x = 56,741.31 × 12,859.02
  4. Step 4: Simplify right side
    37,825.92x = 729,637,640.12
  5. Step 5: Solve for x
    x = 729,637,640.12/37,825.92
  6. Step 6: Final answer
    x = 19,289.36

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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.