Home / 45,661.50-68,481.72-17,572.32

Finding the Fourth Proportional to 45,661.50, 68,481.72 and 17,572.32

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Solution

The fourth proportional to 45,661.50, 68,481.72 and 17,572.32 is: 26,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,661.50 : 68,481.72 = 17,572.32 : x
  2. Step 2: Convert to fraction form
    45,661.50/68,481.72 = 17,572.32/x
  3. Step 3: Cross multiply
    45,661.50x = 68,481.72 × 17,572.32
  4. Step 4: Simplify right side
    45,661.50x = 1,203,382,697.99
  5. Step 5: Solve for x
    x = 1,203,382,697.99/45,661.50
  6. Step 6: Final answer
    x = 26,354.43

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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.