Home / 45,433.54-68,160.02-13,846.12

Finding the Fourth Proportional to 45,433.54, 68,160.02 and 13,846.12

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Solution

The fourth proportional to 45,433.54, 68,160.02 and 13,846.12 is: 20,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.54 : 68,160.02 = 13,846.12 : x
  2. Step 2: Convert to fraction form
    45,433.54/68,160.02 = 13,846.12/x
  3. Step 3: Cross multiply
    45,433.54x = 68,160.02 × 13,846.12
  4. Step 4: Simplify right side
    45,433.54x = 943,751,816.12
  5. Step 5: Solve for x
    x = 943,751,816.12/45,433.54
  6. Step 6: Final answer
    x = 20,772.14

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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.