Home / 36,612.21-54,918.30-31,667.16

Finding the Fourth Proportional to 36,612.21, 54,918.30 and 31,667.16

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Solution

The fourth proportional to 36,612.21, 54,918.30 and 31,667.16 is: 47,500.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,612.21 : 54,918.30 = 31,667.16 : x
  2. Step 2: Convert to fraction form
    36,612.21/54,918.30 = 31,667.16/x
  3. Step 3: Cross multiply
    36,612.21x = 54,918.30 × 31,667.16
  4. Step 4: Simplify right side
    36,612.21x = 1,739,106,593.03
  5. Step 5: Solve for x
    x = 1,739,106,593.03/36,612.21
  6. Step 6: Final answer
    x = 47,500.73

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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.