Home / 22,168.48-33,242.94-8,307.76

Finding the Fourth Proportional to 22,168.48, 33,242.94 and 8,307.76

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Solution

The fourth proportional to 22,168.48, 33,242.94 and 8,307.76 is: 12,457.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,168.48 : 33,242.94 = 8,307.76 : x
  2. Step 2: Convert to fraction form
    22,168.48/33,242.94 = 8,307.76/x
  3. Step 3: Cross multiply
    22,168.48x = 33,242.94 × 8,307.76
  4. Step 4: Simplify right side
    22,168.48x = 276,174,367.21
  5. Step 5: Solve for x
    x = 276,174,367.21/22,168.48
  6. Step 6: Final answer
    x = 12,457.97

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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.