Home / 13,627.12-20,423.00-6,125.14

Finding the Fourth Proportional to 13,627.12, 20,423.00 and 6,125.14

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Solution

The fourth proportional to 13,627.12, 20,423.00 and 6,125.14 is: 9,179.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,627.12 : 20,423.00 = 6,125.14 : x
  2. Step 2: Convert to fraction form
    13,627.12/20,423.00 = 6,125.14/x
  3. Step 3: Cross multiply
    13,627.12x = 20,423.00 × 6,125.14
  4. Step 4: Simplify right side
    13,627.12x = 125,093,675.51
  5. Step 5: Solve for x
    x = 125,093,675.51/13,627.12
  6. Step 6: Final answer
    x = 9,179.76

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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.