Home / 12,519.11-17,276.34-7,483.09

Finding the Fourth Proportional to 12,519.11, 17,276.34 and 7,483.09

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Solution

The fourth proportional to 12,519.11, 17,276.34 and 7,483.09 is: 10,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,519.11 : 17,276.34 = 7,483.09 : x
  2. Step 2: Convert to fraction form
    12,519.11/17,276.34 = 7,483.09/x
  3. Step 3: Cross multiply
    12,519.11x = 17,276.34 × 7,483.09
  4. Step 4: Simplify right side
    12,519.11x = 129,280,330.06
  5. Step 5: Solve for x
    x = 129,280,330.06/12,519.11
  6. Step 6: Final answer
    x = 10,326.64

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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.