Home / 36,814.96-55,182.72-18,073.20

Finding the Fourth Proportional to 36,814.96, 55,182.72 and 18,073.20

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Solution

The fourth proportional to 36,814.96, 55,182.72 and 18,073.20 is: 27,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,814.96 : 55,182.72 = 18,073.20 : x
  2. Step 2: Convert to fraction form
    36,814.96/55,182.72 = 18,073.20/x
  3. Step 3: Cross multiply
    36,814.96x = 55,182.72 × 18,073.20
  4. Step 4: Simplify right side
    36,814.96x = 997,328,335.10
  5. Step 5: Solve for x
    x = 997,328,335.10/36,814.96
  6. Step 6: Final answer
    x = 27,090.30

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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.