Home / 37,126.96-55,685.07-12,168.02

Finding the Fourth Proportional to 37,126.96, 55,685.07 and 12,168.02

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Solution

The fourth proportional to 37,126.96, 55,685.07 and 12,168.02 is: 18,250.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,126.96 : 55,685.07 = 12,168.02 : x
  2. Step 2: Convert to fraction form
    37,126.96/55,685.07 = 12,168.02/x
  3. Step 3: Cross multiply
    37,126.96x = 55,685.07 × 12,168.02
  4. Step 4: Simplify right side
    37,126.96x = 677,577,184.67
  5. Step 5: Solve for x
    x = 677,577,184.67/37,126.96
  6. Step 6: Final answer
    x = 18,250.28

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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.