Home / 45,549.66-68,334.60-13,964.10

Finding the Fourth Proportional to 45,549.66, 68,334.60 and 13,964.10

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Solution

The fourth proportional to 45,549.66, 68,334.60 and 13,964.10 is: 20,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.66 : 68,334.60 = 13,964.10 : x
  2. Step 2: Convert to fraction form
    45,549.66/68,334.60 = 13,964.10/x
  3. Step 3: Cross multiply
    45,549.66x = 68,334.60 × 13,964.10
  4. Step 4: Simplify right side
    45,549.66x = 954,231,187.86
  5. Step 5: Solve for x
    x = 954,231,187.86/45,549.66
  6. Step 6: Final answer
    x = 20,949.25

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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.