Home / 55,715.94-83,575.89-18,276.90

Finding the Fourth Proportional to 55,715.94, 83,575.89 and 18,276.90

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Solution

The fourth proportional to 55,715.94, 83,575.89 and 18,276.90 is: 27,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,715.94 : 83,575.89 = 18,276.90 : x
  2. Step 2: Convert to fraction form
    55,715.94/83,575.89 = 18,276.90/x
  3. Step 3: Cross multiply
    55,715.94x = 83,575.89 × 18,276.90
  4. Step 4: Simplify right side
    55,715.94x = 1,527,508,183.94
  5. Step 5: Solve for x
    x = 1,527,508,183.94/55,715.94
  6. Step 6: Final answer
    x = 27,416.00

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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.