Home / 36,979.75-55,457.88-12,014.02

Finding the Fourth Proportional to 36,979.75, 55,457.88 and 12,014.02

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Solution

The fourth proportional to 36,979.75, 55,457.88 and 12,014.02 is: 18,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,979.75 : 55,457.88 = 12,014.02 : x
  2. Step 2: Convert to fraction form
    36,979.75/55,457.88 = 12,014.02/x
  3. Step 3: Cross multiply
    36,979.75x = 55,457.88 × 12,014.02
  4. Step 4: Simplify right side
    36,979.75x = 666,272,079.48
  5. Step 5: Solve for x
    x = 666,272,079.48/36,979.75
  6. Step 6: Final answer
    x = 18,017.21

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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.