Home / 13,235.18-18,264.94-7,267.26

Finding the Fourth Proportional to 13,235.18, 18,264.94 and 7,267.26

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Solution

The fourth proportional to 13,235.18, 18,264.94 and 7,267.26 is: 10,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.18 : 18,264.94 = 7,267.26 : x
  2. Step 2: Convert to fraction form
    13,235.18/18,264.94 = 7,267.26/x
  3. Step 3: Cross multiply
    13,235.18x = 18,264.94 × 7,267.26
  4. Step 4: Simplify right side
    13,235.18x = 132,736,067.86
  5. Step 5: Solve for x
    x = 132,736,067.86/13,235.18
  6. Step 6: Final answer
    x = 10,029.03

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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.