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Finding the Fourth Proportional to 27,339.33, 40,994.42 and 14,159.01

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Solution

The fourth proportional to 27,339.33, 40,994.42 and 14,159.01 is: 21,230.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,339.33 : 40,994.42 = 14,159.01 : x
  2. Step 2: Convert to fraction form
    27,339.33/40,994.42 = 14,159.01/x
  3. Step 3: Cross multiply
    27,339.33x = 40,994.42 × 14,159.01
  4. Step 4: Simplify right side
    27,339.33x = 580,440,331.93
  5. Step 5: Solve for x
    x = 580,440,331.93/27,339.33
  6. Step 6: Final answer
    x = 21,230.96

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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.