Home / 33,311.36-45,966.88-18,967.34

Finding the Fourth Proportional to 33,311.36, 45,966.88 and 18,967.34

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Solution

The fourth proportional to 33,311.36, 45,966.88 and 18,967.34 is: 26,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,311.36 : 45,966.88 = 18,967.34 : x
  2. Step 2: Convert to fraction form
    33,311.36/45,966.88 = 18,967.34/x
  3. Step 3: Cross multiply
    33,311.36x = 45,966.88 × 18,967.34
  4. Step 4: Simplify right side
    33,311.36x = 871,869,441.70
  5. Step 5: Solve for x
    x = 871,869,441.70/33,311.36
  6. Step 6: Final answer
    x = 26,173.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.