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Finding the Fourth Proportional to 24,185.65, 36,184.61 and 21,201.65

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Solution

The fourth proportional to 24,185.65, 36,184.61 and 21,201.65 is: 31,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,185.65 : 36,184.61 = 21,201.65 : x
  2. Step 2: Convert to fraction form
    24,185.65/36,184.61 = 21,201.65/x
  3. Step 3: Cross multiply
    24,185.65x = 36,184.61 × 21,201.65
  4. Step 4: Simplify right side
    24,185.65x = 767,173,149.68
  5. Step 5: Solve for x
    x = 767,173,149.68/24,185.65
  6. Step 6: Final answer
    x = 31,720.18

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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.