Home / 30,426.84-41,983.92-16,997.58

Finding the Fourth Proportional to 30,426.84, 41,983.92 and 16,997.58

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Solution

The fourth proportional to 30,426.84, 41,983.92 and 16,997.58 is: 23,453.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,426.84 : 41,983.92 = 16,997.58 : x
  2. Step 2: Convert to fraction form
    30,426.84/41,983.92 = 16,997.58/x
  3. Step 3: Cross multiply
    30,426.84x = 41,983.92 × 16,997.58
  4. Step 4: Simplify right side
    30,426.84x = 713,625,038.91
  5. Step 5: Solve for x
    x = 713,625,038.91/30,426.84
  6. Step 6: Final answer
    x = 23,453.80

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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.