Home / 13,942.17-20,913.29-9,800.69

Finding the Fourth Proportional to 13,942.17, 20,913.29 and 9,800.69

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Solution

The fourth proportional to 13,942.17, 20,913.29 and 9,800.69 is: 14,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,942.17 : 20,913.29 = 9,800.69 : x
  2. Step 2: Convert to fraction form
    13,942.17/20,913.29 = 9,800.69/x
  3. Step 3: Cross multiply
    13,942.17x = 20,913.29 × 9,800.69
  4. Step 4: Simplify right side
    13,942.17x = 204,964,518.60
  5. Step 5: Solve for x
    x = 204,964,518.60/13,942.17
  6. Step 6: Final answer
    x = 14,701.05

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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.