Home / 37,989.96-56,983.32-11,693.58

Finding the Fourth Proportional to 37,989.96, 56,983.32 and 11,693.58

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Solution

The fourth proportional to 37,989.96, 56,983.32 and 11,693.58 is: 17,539.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.96 : 56,983.32 = 11,693.58 : x
  2. Step 2: Convert to fraction form
    37,989.96/56,983.32 = 11,693.58/x
  3. Step 3: Cross multiply
    37,989.96x = 56,983.32 × 11,693.58
  4. Step 4: Simplify right side
    37,989.96x = 666,339,011.09
  5. Step 5: Solve for x
    x = 666,339,011.09/37,989.96
  6. Step 6: Final answer
    x = 17,539.87

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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.