Home / 30,228.94-41,718.99-17,654.86

Finding the Fourth Proportional to 30,228.94, 41,718.99 and 17,654.86

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Solution

The fourth proportional to 30,228.94, 41,718.99 and 17,654.86 is: 24,365.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.94 : 41,718.99 = 17,654.86 : x
  2. Step 2: Convert to fraction form
    30,228.94/41,718.99 = 17,654.86/x
  3. Step 3: Cross multiply
    30,228.94x = 41,718.99 × 17,654.86
  4. Step 4: Simplify right side
    30,228.94x = 736,542,927.79
  5. Step 5: Solve for x
    x = 736,542,927.79/30,228.94
  6. Step 6: Final answer
    x = 24,365.49

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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.