Home / 30,122.04-45,198.54-14,344.96

Finding the Fourth Proportional to 30,122.04, 45,198.54 and 14,344.96

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Solution

The fourth proportional to 30,122.04, 45,198.54 and 14,344.96 is: 21,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,122.04 : 45,198.54 = 14,344.96 : x
  2. Step 2: Convert to fraction form
    30,122.04/45,198.54 = 14,344.96/x
  3. Step 3: Cross multiply
    30,122.04x = 45,198.54 × 14,344.96
  4. Step 4: Simplify right side
    30,122.04x = 648,371,248.36
  5. Step 5: Solve for x
    x = 648,371,248.36/30,122.04
  6. Step 6: Final answer
    x = 21,524.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.