Home / 36,102.36-54,153.18-27,390.72

Finding the Fourth Proportional to 36,102.36, 54,153.18 and 27,390.72

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Solution

The fourth proportional to 36,102.36, 54,153.18 and 27,390.72 is: 41,085.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,102.36 : 54,153.18 = 27,390.72 : x
  2. Step 2: Convert to fraction form
    36,102.36/54,153.18 = 27,390.72/x
  3. Step 3: Cross multiply
    36,102.36x = 54,153.18 × 27,390.72
  4. Step 4: Simplify right side
    36,102.36x = 1,483,294,590.49
  5. Step 5: Solve for x
    x = 1,483,294,590.49/36,102.36
  6. Step 6: Final answer
    x = 41,085.81

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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.