Home / 37,380.54-51,584.13-20,385.27

Finding the Fourth Proportional to 37,380.54, 51,584.13 and 20,385.27

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Solution

The fourth proportional to 37,380.54, 51,584.13 and 20,385.27 is: 28,131.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,380.54 : 51,584.13 = 20,385.27 : x
  2. Step 2: Convert to fraction form
    37,380.54/51,584.13 = 20,385.27/x
  3. Step 3: Cross multiply
    37,380.54x = 51,584.13 × 20,385.27
  4. Step 4: Simplify right side
    37,380.54x = 1,051,556,417.77
  5. Step 5: Solve for x
    x = 1,051,556,417.77/37,380.54
  6. Step 6: Final answer
    x = 28,131.12

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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.