Home / 45,816.12-68,680.44-14,631.12

Finding the Fourth Proportional to 45,816.12, 68,680.44 and 14,631.12

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Solution

The fourth proportional to 45,816.12, 68,680.44 and 14,631.12 is: 21,932.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,816.12 : 68,680.44 = 14,631.12 : x
  2. Step 2: Convert to fraction form
    45,816.12/68,680.44 = 14,631.12/x
  3. Step 3: Cross multiply
    45,816.12x = 68,680.44 × 14,631.12
  4. Step 4: Simplify right side
    45,816.12x = 1,004,871,759.29
  5. Step 5: Solve for x
    x = 1,004,871,759.29/45,816.12
  6. Step 6: Final answer
    x = 21,932.71

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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.