Home / 36,296.93-54,453.15-12,605.21

Finding the Fourth Proportional to 36,296.93, 54,453.15 and 12,605.21

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Solution

The fourth proportional to 36,296.93, 54,453.15 and 12,605.21 is: 18,910.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,296.93 : 54,453.15 = 12,605.21 : x
  2. Step 2: Convert to fraction form
    36,296.93/54,453.15 = 12,605.21/x
  3. Step 3: Cross multiply
    36,296.93x = 54,453.15 × 12,605.21
  4. Step 4: Simplify right side
    36,296.93x = 686,393,118.65
  5. Step 5: Solve for x
    x = 686,393,118.65/36,296.93
  6. Step 6: Final answer
    x = 18,910.50

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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.