Home / 13,037.90-17,992.80-7,373.27

Finding the Fourth Proportional to 13,037.90, 17,992.80 and 7,373.27

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Solution

The fourth proportional to 13,037.90, 17,992.80 and 7,373.27 is: 10,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.90 : 17,992.80 = 7,373.27 : x
  2. Step 2: Convert to fraction form
    13,037.90/17,992.80 = 7,373.27/x
  3. Step 3: Cross multiply
    13,037.90x = 17,992.80 × 7,373.27
  4. Step 4: Simplify right side
    13,037.90x = 132,665,682.49
  5. Step 5: Solve for x
    x = 132,665,682.49/13,037.90
  6. Step 6: Final answer
    x = 10,175.39

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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.