Home / 36,971.28-55,457.16-14,786.52

Finding the Fourth Proportional to 36,971.28, 55,457.16 and 14,786.52

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Solution

The fourth proportional to 36,971.28, 55,457.16 and 14,786.52 is: 22,179.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,971.28 : 55,457.16 = 14,786.52 : x
  2. Step 2: Convert to fraction form
    36,971.28/55,457.16 = 14,786.52/x
  3. Step 3: Cross multiply
    36,971.28x = 55,457.16 × 14,786.52
  4. Step 4: Simplify right side
    36,971.28x = 820,018,405.48
  5. Step 5: Solve for x
    x = 820,018,405.48/36,971.28
  6. Step 6: Final answer
    x = 22,179.88

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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.