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Finding the Fourth Proportional to 22,500.48, 33,749.44 and 6,916.80

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Solution

The fourth proportional to 22,500.48, 33,749.44 and 6,916.80 is: 10,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,500.48 : 33,749.44 = 6,916.80 : x
  2. Step 2: Convert to fraction form
    22,500.48/33,749.44 = 6,916.80/x
  3. Step 3: Cross multiply
    22,500.48x = 33,749.44 × 6,916.80
  4. Step 4: Simplify right side
    22,500.48x = 233,438,126.59
  5. Step 5: Solve for x
    x = 233,438,126.59/22,500.48
  6. Step 6: Final answer
    x = 10,374.81

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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.