Home / 30,238.84-41,726.77-17,489.98

Finding the Fourth Proportional to 30,238.84, 41,726.77 and 17,489.98

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Solution

The fourth proportional to 30,238.84, 41,726.77 and 17,489.98 is: 24,134.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,238.84 : 41,726.77 = 17,489.98 : x
  2. Step 2: Convert to fraction form
    30,238.84/41,726.77 = 17,489.98/x
  3. Step 3: Cross multiply
    30,238.84x = 41,726.77 × 17,489.98
  4. Step 4: Simplify right side
    30,238.84x = 729,800,372.76
  5. Step 5: Solve for x
    x = 729,800,372.76/30,238.84
  6. Step 6: Final answer
    x = 24,134.54

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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.