Home / 37,827.19-56,724.37-12,860.53

Finding the Fourth Proportional to 37,827.19, 56,724.37 and 12,860.53

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Solution

The fourth proportional to 37,827.19, 56,724.37 and 12,860.53 is: 19,285.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,827.19 : 56,724.37 = 12,860.53 : x
  2. Step 2: Convert to fraction form
    37,827.19/56,724.37 = 12,860.53/x
  3. Step 3: Cross multiply
    37,827.19x = 56,724.37 × 12,860.53
  4. Step 4: Simplify right side
    37,827.19x = 729,505,462.12
  5. Step 5: Solve for x
    x = 729,505,462.12/37,827.19
  6. Step 6: Final answer
    x = 19,285.21

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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.