Home / 32,974.50-45,492.87-20,049.33

Finding the Fourth Proportional to 32,974.50, 45,492.87 and 20,049.33

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Solution

The fourth proportional to 32,974.50, 45,492.87 and 20,049.33 is: 27,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,974.50 : 45,492.87 = 20,049.33 : x
  2. Step 2: Convert to fraction form
    32,974.50/45,492.87 = 20,049.33/x
  3. Step 3: Cross multiply
    32,974.50x = 45,492.87 × 20,049.33
  4. Step 4: Simplify right side
    32,974.50x = 912,101,563.28
  5. Step 5: Solve for x
    x = 912,101,563.28/32,974.50
  6. Step 6: Final answer
    x = 27,660.82

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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.