Home / 34,004.63-51,015.15-21,538.73

Finding the Fourth Proportional to 34,004.63, 51,015.15 and 21,538.73

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Solution

The fourth proportional to 34,004.63, 51,015.15 and 21,538.73 is: 32,313.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,004.63 : 51,015.15 = 21,538.73 : x
  2. Step 2: Convert to fraction form
    34,004.63/51,015.15 = 21,538.73/x
  3. Step 3: Cross multiply
    34,004.63x = 51,015.15 × 21,538.73
  4. Step 4: Simplify right side
    34,004.63x = 1,098,801,669.30
  5. Step 5: Solve for x
    x = 1,098,801,669.30/34,004.63
  6. Step 6: Final answer
    x = 32,313.29

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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.