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Finding the Fourth Proportional to 36,951.43, 55,426.74 and 10,655.32

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Solution

The fourth proportional to 36,951.43, 55,426.74 and 10,655.32 is: 15,982.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,951.43 : 55,426.74 = 10,655.32 : x
  2. Step 2: Convert to fraction form
    36,951.43/55,426.74 = 10,655.32/x
  3. Step 3: Cross multiply
    36,951.43x = 55,426.74 × 10,655.32
  4. Step 4: Simplify right side
    36,951.43x = 590,589,459.41
  5. Step 5: Solve for x
    x = 590,589,459.41/36,951.43
  6. Step 6: Final answer
    x = 15,982.86

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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.