Home / 13,724.01-20,586.04-3,335.76

Finding the Fourth Proportional to 13,724.01, 20,586.04 and 3,335.76

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Solution

The fourth proportional to 13,724.01, 20,586.04 and 3,335.76 is: 5,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.01 : 20,586.04 = 3,335.76 : x
  2. Step 2: Convert to fraction form
    13,724.01/20,586.04 = 3,335.76/x
  3. Step 3: Cross multiply
    13,724.01x = 20,586.04 × 3,335.76
  4. Step 4: Simplify right side
    13,724.01x = 68,670,080.45
  5. Step 5: Solve for x
    x = 68,670,080.45/13,724.01
  6. Step 6: Final answer
    x = 5,003.65

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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.