Home / 45,489.44-68,244.54-13,904.00

Finding the Fourth Proportional to 45,489.44, 68,244.54 and 13,904.00

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Solution

The fourth proportional to 45,489.44, 68,244.54 and 13,904.00 is: 20,859.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489.44 : 68,244.54 = 13,904.00 : x
  2. Step 2: Convert to fraction form
    45,489.44/68,244.54 = 13,904.00/x
  3. Step 3: Cross multiply
    45,489.44x = 68,244.54 × 13,904.00
  4. Step 4: Simplify right side
    45,489.44x = 948,871,795.08
  5. Step 5: Solve for x
    x = 948,871,795.08/45,489.44
  6. Step 6: Final answer
    x = 20,859.17

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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.