Home / 55,247.70-82,876.14-19,695.27

Finding the Fourth Proportional to 55,247.70, 82,876.14 and 19,695.27

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Solution

The fourth proportional to 55,247.70, 82,876.14 and 19,695.27 is: 29,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,247.70 : 82,876.14 = 19,695.27 : x
  2. Step 2: Convert to fraction form
    55,247.70/82,876.14 = 19,695.27/x
  3. Step 3: Cross multiply
    55,247.70x = 82,876.14 × 19,695.27
  4. Step 4: Simplify right side
    55,247.70x = 1,632,267,953.86
  5. Step 5: Solve for x
    x = 1,632,267,953.86/55,247.70
  6. Step 6: Final answer
    x = 29,544.54

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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.