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Finding the Fourth Proportional to 51,253.99, 76,813.89 and 27,533.81

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Solution

The fourth proportional to 51,253.99, 76,813.89 and 27,533.81 is: 41,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.99 : 76,813.89 = 27,533.81 : x
  2. Step 2: Convert to fraction form
    51,253.99/76,813.89 = 27,533.81/x
  3. Step 3: Cross multiply
    51,253.99x = 76,813.89 × 27,533.81
  4. Step 4: Simplify right side
    51,253.99x = 2,114,979,296.28
  5. Step 5: Solve for x
    x = 2,114,979,296.28/51,253.99
  6. Step 6: Final answer
    x = 41,264.68

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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.