Home / 38,004.15-57,000.87-13,043.76

Finding the Fourth Proportional to 38,004.15, 57,000.87 and 13,043.76

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Solution

The fourth proportional to 38,004.15, 57,000.87 and 13,043.76 is: 19,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,004.15 : 57,000.87 = 13,043.76 : x
  2. Step 2: Convert to fraction form
    38,004.15/57,000.87 = 13,043.76/x
  3. Step 3: Cross multiply
    38,004.15x = 57,000.87 × 13,043.76
  4. Step 4: Simplify right side
    38,004.15x = 743,505,668.07
  5. Step 5: Solve for x
    x = 743,505,668.07/38,004.15
  6. Step 6: Final answer
    x = 19,563.80

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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.