Home / 36,634.90-54,954.54-14,145.70

Finding the Fourth Proportional to 36,634.90, 54,954.54 and 14,145.70

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Solution

The fourth proportional to 36,634.90, 54,954.54 and 14,145.70 is: 21,219.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,634.90 : 54,954.54 = 14,145.70 : x
  2. Step 2: Convert to fraction form
    36,634.90/54,954.54 = 14,145.70/x
  3. Step 3: Cross multiply
    36,634.90x = 54,954.54 × 14,145.70
  4. Step 4: Simplify right side
    36,634.90x = 777,370,436.48
  5. Step 5: Solve for x
    x = 777,370,436.48/36,634.90
  6. Step 6: Final answer
    x = 21,219.40

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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.