Home / 37,989.44-56,991.76-11,693.18

Finding the Fourth Proportional to 37,989.44, 56,991.76 and 11,693.18

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Solution

The fourth proportional to 37,989.44, 56,991.76 and 11,693.18 is: 17,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989.44 : 56,991.76 = 11,693.18 : x
  2. Step 2: Convert to fraction form
    37,989.44/56,991.76 = 11,693.18/x
  3. Step 3: Cross multiply
    37,989.44x = 56,991.76 × 11,693.18
  4. Step 4: Simplify right side
    37,989.44x = 666,414,908.20
  5. Step 5: Solve for x
    x = 666,414,908.20/37,989.44
  6. Step 6: Final answer
    x = 17,542.11

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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.