Home / 37,539.64-56,321.88-12,591.46

Finding the Fourth Proportional to 37,539.64, 56,321.88 and 12,591.46

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Solution

The fourth proportional to 37,539.64, 56,321.88 and 12,591.46 is: 18,891.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,539.64 : 56,321.88 = 12,591.46 : x
  2. Step 2: Convert to fraction form
    37,539.64/56,321.88 = 12,591.46/x
  3. Step 3: Cross multiply
    37,539.64x = 56,321.88 × 12,591.46
  4. Step 4: Simplify right side
    37,539.64x = 709,174,699.14
  5. Step 5: Solve for x
    x = 709,174,699.14/37,539.64
  6. Step 6: Final answer
    x = 18,891.36

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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.