Home / 36,090.18-54,134.04-12,716

Finding the Fourth Proportional to 36,090.18, 54,134.04 and 12,716

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Solution

The fourth proportional to 36,090.18, 54,134.04 and 12,716 is: 19,073.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.18 : 54,134.04 = 12,716 : x
  2. Step 2: Convert to fraction form
    36,090.18/54,134.04 = 12,716/x
  3. Step 3: Cross multiply
    36,090.18x = 54,134.04 × 12,716
  4. Step 4: Simplify right side
    36,090.18x = 688,368,452.64
  5. Step 5: Solve for x
    x = 688,368,452.64/36,090.18
  6. Step 6: Final answer
    x = 19,073.57

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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.