Home / 30,753.18-45,961.28-22,450.68

Finding the Fourth Proportional to 30,753.18, 45,961.28 and 22,450.68

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Solution

The fourth proportional to 30,753.18, 45,961.28 and 22,450.68 is: 33,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,753.18 : 45,961.28 = 22,450.68 : x
  2. Step 2: Convert to fraction form
    30,753.18/45,961.28 = 22,450.68/x
  3. Step 3: Cross multiply
    30,753.18x = 45,961.28 × 22,450.68
  4. Step 4: Simplify right side
    30,753.18x = 1,031,861,877.42
  5. Step 5: Solve for x
    x = 1,031,861,877.42/30,753.18
  6. Step 6: Final answer
    x = 33,553.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.