Home / 30,269.92-45,342.96-14,674.72

Finding the Fourth Proportional to 30,269.92, 45,342.96 and 14,674.72

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Solution

The fourth proportional to 30,269.92, 45,342.96 and 14,674.72 is: 21,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.92 : 45,342.96 = 14,674.72 : x
  2. Step 2: Convert to fraction form
    30,269.92/45,342.96 = 14,674.72/x
  3. Step 3: Cross multiply
    30,269.92x = 45,342.96 × 14,674.72
  4. Step 4: Simplify right side
    30,269.92x = 665,395,241.97
  5. Step 5: Solve for x
    x = 665,395,241.97/30,269.92
  6. Step 6: Final answer
    x = 21,982.06

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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.