Home / 49,048.08-73,503-21,330.96

Finding the Fourth Proportional to 49,048.08, 73,503 and 21,330.96

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Solution

The fourth proportional to 49,048.08, 73,503 and 21,330.96 is: 31,966.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,048.08 : 73,503 = 21,330.96 : x
  2. Step 2: Convert to fraction form
    49,048.08/73,503 = 21,330.96/x
  3. Step 3: Cross multiply
    49,048.08x = 73,503 × 21,330.96
  4. Step 4: Simplify right side
    49,048.08x = 1,567,889,552.88
  5. Step 5: Solve for x
    x = 1,567,889,552.88/49,048.08
  6. Step 6: Final answer
    x = 31,966.38

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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.