Home / 14,812.05-20,440.39-8,097.52

Finding the Fourth Proportional to 14,812.05, 20,440.39 and 8,097.52

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Solution

The fourth proportional to 14,812.05, 20,440.39 and 8,097.52 is: 11,174.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.05 : 20,440.39 = 8,097.52 : x
  2. Step 2: Convert to fraction form
    14,812.05/20,440.39 = 8,097.52/x
  3. Step 3: Cross multiply
    14,812.05x = 20,440.39 × 8,097.52
  4. Step 4: Simplify right side
    14,812.05x = 165,516,415.73
  5. Step 5: Solve for x
    x = 165,516,415.73/14,812.05
  6. Step 6: Final answer
    x = 11,174.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.