Home / 38,664.20-57,866.70-27,000.20

Finding the Fourth Proportional to 38,664.20, 57,866.70 and 27,000.20

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Solution

The fourth proportional to 38,664.20, 57,866.70 and 27,000.20 is: 40,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,664.20 : 57,866.70 = 27,000.20 : x
  2. Step 2: Convert to fraction form
    38,664.20/57,866.70 = 27,000.20/x
  3. Step 3: Cross multiply
    38,664.20x = 57,866.70 × 27,000.20
  4. Step 4: Simplify right side
    38,664.20x = 1,562,412,473.34
  5. Step 5: Solve for x
    x = 1,562,412,473.34/38,664.20
  6. Step 6: Final answer
    x = 40,409.80

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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.