Home / 12,513.07-17,271.11-7,480.27

Finding the Fourth Proportional to 12,513.07, 17,271.11 and 7,480.27

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Solution

The fourth proportional to 12,513.07, 17,271.11 and 7,480.27 is: 10,324.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,513.07 : 17,271.11 = 7,480.27 : x
  2. Step 2: Convert to fraction form
    12,513.07/17,271.11 = 7,480.27/x
  3. Step 3: Cross multiply
    12,513.07x = 17,271.11 × 7,480.27
  4. Step 4: Simplify right side
    12,513.07x = 129,192,566.00
  5. Step 5: Solve for x
    x = 129,192,566.00/12,513.07
  6. Step 6: Final answer
    x = 10,324.61

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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.