Home / 27,638.12-41,431.06-11,008.42

Finding the Fourth Proportional to 27,638.12, 41,431.06 and 11,008.42

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Solution

The fourth proportional to 27,638.12, 41,431.06 and 11,008.42 is: 16,502.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,638.12 : 41,431.06 = 11,008.42 : x
  2. Step 2: Convert to fraction form
    27,638.12/41,431.06 = 11,008.42/x
  3. Step 3: Cross multiply
    27,638.12x = 41,431.06 × 11,008.42
  4. Step 4: Simplify right side
    27,638.12x = 456,090,509.53
  5. Step 5: Solve for x
    x = 456,090,509.53/27,638.12
  6. Step 6: Final answer
    x = 16,502.23

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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.