Home / 45,463.08-68,194.48-20,473.88

Finding the Fourth Proportional to 45,463.08, 68,194.48 and 20,473.88

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Solution

The fourth proportional to 45,463.08, 68,194.48 and 20,473.88 is: 30,710.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,463.08 : 68,194.48 = 20,473.88 : x
  2. Step 2: Convert to fraction form
    45,463.08/68,194.48 = 20,473.88/x
  3. Step 3: Cross multiply
    45,463.08x = 68,194.48 × 20,473.88
  4. Step 4: Simplify right side
    45,463.08x = 1,396,205,600.18
  5. Step 5: Solve for x
    x = 1,396,205,600.18/45,463.08
  6. Step 6: Final answer
    x = 30,710.76

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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.