Home / 57,550.02-86,318.81-15,434.34

Finding the Fourth Proportional to 57,550.02, 86,318.81 and 15,434.34

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Solution

The fourth proportional to 57,550.02, 86,318.81 and 15,434.34 is: 23,149.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,550.02 : 86,318.81 = 15,434.34 : x
  2. Step 2: Convert to fraction form
    57,550.02/86,318.81 = 15,434.34/x
  3. Step 3: Cross multiply
    57,550.02x = 86,318.81 × 15,434.34
  4. Step 4: Simplify right side
    57,550.02x = 1,332,273,861.94
  5. Step 5: Solve for x
    x = 1,332,273,861.94/57,550.02
  6. Step 6: Final answer
    x = 23,149.84

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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.