Home / 26,423.93-39,639.99-8,892.39

Finding the Fourth Proportional to 26,423.93, 39,639.99 and 8,892.39

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Solution

The fourth proportional to 26,423.93, 39,639.99 and 8,892.39 is: 13,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,423.93 : 39,639.99 = 8,892.39 : x
  2. Step 2: Convert to fraction form
    26,423.93/39,639.99 = 8,892.39/x
  3. Step 3: Cross multiply
    26,423.93x = 39,639.99 × 8,892.39
  4. Step 4: Simplify right side
    26,423.93x = 352,494,250.68
  5. Step 5: Solve for x
    x = 352,494,250.68/26,423.93
  6. Step 6: Final answer
    x = 13,339.96

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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.