Home / 30,295.63-41,809.20-17,548.61

Finding the Fourth Proportional to 30,295.63, 41,809.20 and 17,548.61

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Solution

The fourth proportional to 30,295.63, 41,809.20 and 17,548.61 is: 24,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,295.63 : 41,809.20 = 17,548.61 : x
  2. Step 2: Convert to fraction form
    30,295.63/41,809.20 = 17,548.61/x
  3. Step 3: Cross multiply
    30,295.63x = 41,809.20 × 17,548.61
  4. Step 4: Simplify right side
    30,295.63x = 733,693,257.47
  5. Step 5: Solve for x
    x = 733,693,257.47/30,295.63
  6. Step 6: Final answer
    x = 24,217.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.