Home / 24,321.12-36,415.89-12,609.72

Finding the Fourth Proportional to 24,321.12, 36,415.89 and 12,609.72

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Solution

The fourth proportional to 24,321.12, 36,415.89 and 12,609.72 is: 18,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,321.12 : 36,415.89 = 12,609.72 : x
  2. Step 2: Convert to fraction form
    24,321.12/36,415.89 = 12,609.72/x
  3. Step 3: Cross multiply
    24,321.12x = 36,415.89 × 12,609.72
  4. Step 4: Simplify right side
    24,321.12x = 459,194,176.45
  5. Step 5: Solve for x
    x = 459,194,176.45/24,321.12
  6. Step 6: Final answer
    x = 18,880.47

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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.