Home / 11,653.24-17,465.26-9,178.28

Finding the Fourth Proportional to 11,653.24, 17,465.26 and 9,178.28

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Solution

The fourth proportional to 11,653.24, 17,465.26 and 9,178.28 is: 13,755.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,653.24 : 17,465.26 = 9,178.28 : x
  2. Step 2: Convert to fraction form
    11,653.24/17,465.26 = 9,178.28/x
  3. Step 3: Cross multiply
    11,653.24x = 17,465.26 × 9,178.28
  4. Step 4: Simplify right side
    11,653.24x = 160,301,046.55
  5. Step 5: Solve for x
    x = 160,301,046.55/11,653.24
  6. Step 6: Final answer
    x = 13,755.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.