Home / 36,739.66-55,113.15-11,773.45

Finding the Fourth Proportional to 36,739.66, 55,113.15 and 11,773.45

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Solution

The fourth proportional to 36,739.66, 55,113.15 and 11,773.45 is: 17,661.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,739.66 : 55,113.15 = 11,773.45 : x
  2. Step 2: Convert to fraction form
    36,739.66/55,113.15 = 11,773.45/x
  3. Step 3: Cross multiply
    36,739.66x = 55,113.15 × 11,773.45
  4. Step 4: Simplify right side
    36,739.66x = 648,871,915.87
  5. Step 5: Solve for x
    x = 648,871,915.87/36,739.66
  6. Step 6: Final answer
    x = 17,661.35

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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.