Home / 27,886.83-41,830.28-11,872.23

Finding the Fourth Proportional to 27,886.83, 41,830.28 and 11,872.23

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Solution

The fourth proportional to 27,886.83, 41,830.28 and 11,872.23 is: 17,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,886.83 : 41,830.28 = 11,872.23 : x
  2. Step 2: Convert to fraction form
    27,886.83/41,830.28 = 11,872.23/x
  3. Step 3: Cross multiply
    27,886.83x = 41,830.28 × 11,872.23
  4. Step 4: Simplify right side
    27,886.83x = 496,618,705.12
  5. Step 5: Solve for x
    x = 496,618,705.12/27,886.83
  6. Step 6: Final answer
    x = 17,808.36

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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.