Home / 36,091.17-54,135.54-12,717

Finding the Fourth Proportional to 36,091.17, 54,135.54 and 12,717

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Solution

The fourth proportional to 36,091.17, 54,135.54 and 12,717 is: 19,075.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,091.17 : 54,135.54 = 12,717 : x
  2. Step 2: Convert to fraction form
    36,091.17/54,135.54 = 12,717/x
  3. Step 3: Cross multiply
    36,091.17x = 54,135.54 × 12,717
  4. Step 4: Simplify right side
    36,091.17x = 688,441,662.18
  5. Step 5: Solve for x
    x = 688,441,662.18/36,091.17
  6. Step 6: Final answer
    x = 19,075.07

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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.