Home / 14,140.68-19,500.48-9,358.44

Finding the Fourth Proportional to 14,140.68, 19,500.48 and 9,358.44

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Solution

The fourth proportional to 14,140.68, 19,500.48 and 9,358.44 is: 12,905.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140.68 : 19,500.48 = 9,358.44 : x
  2. Step 2: Convert to fraction form
    14,140.68/19,500.48 = 9,358.44/x
  3. Step 3: Cross multiply
    14,140.68x = 19,500.48 × 9,358.44
  4. Step 4: Simplify right side
    14,140.68x = 182,494,072.05
  5. Step 5: Solve for x
    x = 182,494,072.05/14,140.68
  6. Step 6: Final answer
    x = 12,905.61

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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.