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Finding the Fourth Proportional to 23,491.50, 35,238.90 and 9,451.59

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Solution

The fourth proportional to 23,491.50, 35,238.90 and 9,451.59 is: 14,178.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.50 : 35,238.90 = 9,451.59 : x
  2. Step 2: Convert to fraction form
    23,491.50/35,238.90 = 9,451.59/x
  3. Step 3: Cross multiply
    23,491.50x = 35,238.90 × 9,451.59
  4. Step 4: Simplify right side
    23,491.50x = 333,063,634.85
  5. Step 5: Solve for x
    x = 333,063,634.85/23,491.50
  6. Step 6: Final answer
    x = 14,178.05

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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.