Home / 13,926.50-20,889.74-4,066.58

Finding the Fourth Proportional to 13,926.50, 20,889.74 and 4,066.58

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Solution

The fourth proportional to 13,926.50, 20,889.74 and 4,066.58 is: 6,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.50 : 20,889.74 = 4,066.58 : x
  2. Step 2: Convert to fraction form
    13,926.50/20,889.74 = 4,066.58/x
  3. Step 3: Cross multiply
    13,926.50x = 20,889.74 × 4,066.58
  4. Step 4: Simplify right side
    13,926.50x = 84,949,674.11
  5. Step 5: Solve for x
    x = 84,949,674.11/13,926.50
  6. Step 6: Final answer
    x = 6,099.86

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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.