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Finding the Fourth Proportional to 36,195.30, 54,302.40 and 14,009.40

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Solution

The fourth proportional to 36,195.30, 54,302.40 and 14,009.40 is: 21,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,195.30 : 54,302.40 = 14,009.40 : x
  2. Step 2: Convert to fraction form
    36,195.30/54,302.40 = 14,009.40/x
  3. Step 3: Cross multiply
    36,195.30x = 54,302.40 × 14,009.40
  4. Step 4: Simplify right side
    36,195.30x = 760,744,042.56
  5. Step 5: Solve for x
    x = 760,744,042.56/36,195.30
  6. Step 6: Final answer
    x = 21,017.76

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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.