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Finding the Fourth Proportional to 55,551.76, 83,325.72 and 22,262.87

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Solution

The fourth proportional to 55,551.76, 83,325.72 and 22,262.87 is: 33,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,551.76 : 83,325.72 = 22,262.87 : x
  2. Step 2: Convert to fraction form
    55,551.76/83,325.72 = 22,262.87/x
  3. Step 3: Cross multiply
    55,551.76x = 83,325.72 × 22,262.87
  4. Step 4: Simplify right side
    55,551.76x = 1,855,069,672.02
  5. Step 5: Solve for x
    x = 1,855,069,672.02/55,551.76
  6. Step 6: Final answer
    x = 33,393.54

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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.