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Finding the Fourth Proportional to 27,858.40, 41,801.27 and 13,068.41

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Solution

The fourth proportional to 27,858.40, 41,801.27 and 13,068.41 is: 19,609.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858.40 : 41,801.27 = 13,068.41 : x
  2. Step 2: Convert to fraction form
    27,858.40/41,801.27 = 13,068.41/x
  3. Step 3: Cross multiply
    27,858.40x = 41,801.27 × 13,068.41
  4. Step 4: Simplify right side
    27,858.40x = 546,275,860.53
  5. Step 5: Solve for x
    x = 546,275,860.53/27,858.40
  6. Step 6: Final answer
    x = 19,609.02

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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.