Home / 30,198.08-45,300.72-14,604.50

Finding the Fourth Proportional to 30,198.08, 45,300.72 and 14,604.50

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Solution

The fourth proportional to 30,198.08, 45,300.72 and 14,604.50 is: 21,908.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,198.08 : 45,300.72 = 14,604.50 : x
  2. Step 2: Convert to fraction form
    30,198.08/45,300.72 = 14,604.50/x
  3. Step 3: Cross multiply
    30,198.08x = 45,300.72 × 14,604.50
  4. Step 4: Simplify right side
    30,198.08x = 661,594,365.24
  5. Step 5: Solve for x
    x = 661,594,365.24/30,198.08
  6. Step 6: Final answer
    x = 21,908.49

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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.