Home / 13,600.52-18,768.26-7,632.28

Finding the Fourth Proportional to 13,600.52, 18,768.26 and 7,632.28

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Solution

The fourth proportional to 13,600.52, 18,768.26 and 7,632.28 is: 10,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.52 : 18,768.26 = 7,632.28 : x
  2. Step 2: Convert to fraction form
    13,600.52/18,768.26 = 7,632.28/x
  3. Step 3: Cross multiply
    13,600.52x = 18,768.26 × 7,632.28
  4. Step 4: Simplify right side
    13,600.52x = 143,244,587.59
  5. Step 5: Solve for x
    x = 143,244,587.59/13,600.52
  6. Step 6: Final answer
    x = 10,532.29

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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.