Home / 16,087.56-22,201.98-9,715.68

Finding the Fourth Proportional to 16,087.56, 22,201.98 and 9,715.68

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Solution

The fourth proportional to 16,087.56, 22,201.98 and 9,715.68 is: 13,408.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,087.56 : 22,201.98 = 9,715.68 : x
  2. Step 2: Convert to fraction form
    16,087.56/22,201.98 = 9,715.68/x
  3. Step 3: Cross multiply
    16,087.56x = 22,201.98 × 9,715.68
  4. Step 4: Simplify right side
    16,087.56x = 215,707,333.05
  5. Step 5: Solve for x
    x = 215,707,333.05/16,087.56
  6. Step 6: Final answer
    x = 13,408.33

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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.