Home / 36,124.13-54,189.84-13,629.17

Finding the Fourth Proportional to 36,124.13, 54,189.84 and 13,629.17

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Solution

The fourth proportional to 36,124.13, 54,189.84 and 13,629.17 is: 20,445.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.13 : 54,189.84 = 13,629.17 : x
  2. Step 2: Convert to fraction form
    36,124.13/54,189.84 = 13,629.17/x
  3. Step 3: Cross multiply
    36,124.13x = 54,189.84 × 13,629.17
  4. Step 4: Simplify right side
    36,124.13x = 738,562,270.68
  5. Step 5: Solve for x
    x = 738,562,270.68/36,124.13
  6. Step 6: Final answer
    x = 20,445.13

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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.