Home / 30,153.84-41,607.30-16,722.96

Finding the Fourth Proportional to 30,153.84, 41,607.30 and 16,722.96

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Solution

The fourth proportional to 30,153.84, 41,607.30 and 16,722.96 is: 23,074.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.84 : 41,607.30 = 16,722.96 : x
  2. Step 2: Convert to fraction form
    30,153.84/41,607.30 = 16,722.96/x
  3. Step 3: Cross multiply
    30,153.84x = 41,607.30 × 16,722.96
  4. Step 4: Simplify right side
    30,153.84x = 695,797,213.61
  5. Step 5: Solve for x
    x = 695,797,213.61/30,153.84
  6. Step 6: Final answer
    x = 23,074.91

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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.