Home / 22,305.54-33,457.20-7,515.03

Finding the Fourth Proportional to 22,305.54, 33,457.20 and 7,515.03

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Solution

The fourth proportional to 22,305.54, 33,457.20 and 7,515.03 is: 11,272.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,305.54 : 33,457.20 = 7,515.03 : x
  2. Step 2: Convert to fraction form
    22,305.54/33,457.20 = 7,515.03/x
  3. Step 3: Cross multiply
    22,305.54x = 33,457.20 × 7,515.03
  4. Step 4: Simplify right side
    22,305.54x = 251,431,861.72
  5. Step 5: Solve for x
    x = 251,431,861.72/22,305.54
  6. Step 6: Final answer
    x = 11,272.17

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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.