Home / 12,519.82-17,276.16-7,483.03

Finding the Fourth Proportional to 12,519.82, 17,276.16 and 7,483.03

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Solution

The fourth proportional to 12,519.82, 17,276.16 and 7,483.03 is: 10,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519.82 : 17,276.16 = 7,483.03 : x
  2. Step 2: Convert to fraction form
    12,519.82/17,276.16 = 7,483.03/x
  3. Step 3: Cross multiply
    12,519.82x = 17,276.16 × 7,483.03
  4. Step 4: Simplify right side
    12,519.82x = 129,277,937.18
  5. Step 5: Solve for x
    x = 129,277,937.18/12,519.82
  6. Step 6: Final answer
    x = 10,325.87

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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.