Home / 13,043.52-17,995.68-7,450.56

Finding the Fourth Proportional to 13,043.52, 17,995.68 and 7,450.56

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Solution

The fourth proportional to 13,043.52, 17,995.68 and 7,450.56 is: 10,279.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.52 : 17,995.68 = 7,450.56 : x
  2. Step 2: Convert to fraction form
    13,043.52/17,995.68 = 7,450.56/x
  3. Step 3: Cross multiply
    13,043.52x = 17,995.68 × 7,450.56
  4. Step 4: Simplify right side
    13,043.52x = 134,077,893.58
  5. Step 5: Solve for x
    x = 134,077,893.58/13,043.52
  6. Step 6: Final answer
    x = 10,279.27

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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.