Home / 23,589.69-35,342.82-12,471.72

Finding the Fourth Proportional to 23,589.69, 35,342.82 and 12,471.72

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Solution

The fourth proportional to 23,589.69, 35,342.82 and 12,471.72 is: 18,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,589.69 : 35,342.82 = 12,471.72 : x
  2. Step 2: Convert to fraction form
    23,589.69/35,342.82 = 12,471.72/x
  3. Step 3: Cross multiply
    23,589.69x = 35,342.82 × 12,471.72
  4. Step 4: Simplify right side
    23,589.69x = 440,785,755.05
  5. Step 5: Solve for x
    x = 440,785,755.05/23,589.69
  6. Step 6: Final answer
    x = 18,685.53

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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.