Home / 13,235.45-18,264.68-7,267.07

Finding the Fourth Proportional to 13,235.45, 18,264.68 and 7,267.07

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Solution

The fourth proportional to 13,235.45, 18,264.68 and 7,267.07 is: 10,028.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.45 : 18,264.68 = 7,267.07 : x
  2. Step 2: Convert to fraction form
    13,235.45/18,264.68 = 7,267.07/x
  3. Step 3: Cross multiply
    13,235.45x = 18,264.68 × 7,267.07
  4. Step 4: Simplify right side
    13,235.45x = 132,730,708.09
  5. Step 5: Solve for x
    x = 132,730,708.09/13,235.45
  6. Step 6: Final answer
    x = 10,028.42

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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.