Home / 18,372.26-27,554.16-9,002.90

Finding the Fourth Proportional to 18,372.26, 27,554.16 and 9,002.90

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Solution

The fourth proportional to 18,372.26, 27,554.16 and 9,002.90 is: 13,502.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.26 : 27,554.16 = 9,002.90 : x
  2. Step 2: Convert to fraction form
    18,372.26/27,554.16 = 9,002.90/x
  3. Step 3: Cross multiply
    18,372.26x = 27,554.16 × 9,002.90
  4. Step 4: Simplify right side
    18,372.26x = 248,067,347.06
  5. Step 5: Solve for x
    x = 248,067,347.06/18,372.26
  6. Step 6: Final answer
    x = 13,502.28

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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.