Home / 38,180.44-52,688.85-21,187.27

Finding the Fourth Proportional to 38,180.44, 52,688.85 and 21,187.27

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Solution

The fourth proportional to 38,180.44, 52,688.85 and 21,187.27 is: 29,238.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,180.44 : 52,688.85 = 21,187.27 : x
  2. Step 2: Convert to fraction form
    38,180.44/52,688.85 = 21,187.27/x
  3. Step 3: Cross multiply
    38,180.44x = 52,688.85 × 21,187.27
  4. Step 4: Simplify right side
    38,180.44x = 1,116,332,890.94
  5. Step 5: Solve for x
    x = 1,116,332,890.94/38,180.44
  6. Step 6: Final answer
    x = 29,238.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.